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Change l7vsadm -V format(sorryserver forward mode)
[ultramonkey-l7/ultramonkey-l7-v3.git] / l7vsd / src / l7vsadm.cpp
index 5c15a51..5593c62 100644 (file)
@@ -1,6 +1,6 @@
 /*!
- *    @file    l7vsadm.cpp
- *    @brief    l7vsadm command is l7vsd control application
+ * @file  l7vsadm.cpp
+ * @brief l7vsadm command is l7vsd control application
  *
  * L7VSD: Linux Virtual Server for Layer7 Load Balancing
  * Copyright (C) 2009  NTT COMWARE Corporation.
 #include <iostream>
 #include <sstream>
 #include <exception>
+#include <csignal>
 #include <boost/bind.hpp>
 #include <boost/archive/text_oarchive.hpp>
 #include <boost/archive/text_iarchive.hpp>
 #include <boost/format.hpp>
 #include <boost/algorithm/string.hpp>
-#include <csignal>
 #include <sys/file.h>
 #include "l7vsadm.h"
 #include "logger.h"
 #define VS_CONTACT_CLASS_SSL (0x00000001)
 
 // global function prototype
-static void    sig_exit_handler(int sig);
-static int    set_sighandler(int sig, void (*handler)(int));
-static int    set_sighandlers();
+static void sig_exit_handler(int sig);
+static int  set_sighandler(int sig, void (*handler)(int));
+static int  set_sighandlers();
 
 // global variables
-static bool    signal_flag = false;
-static int    received_sig = 0;
+static bool signal_flag = false;
+static int  received_sig = 0;
 
 //
 // command functions.
 //
 //! list command parsing.
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_list_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_list_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 1, "l7vsadm::parse_list_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 1, "l7vsadm::parse_list_func", __FILE__, __LINE__);
 
-        request.command = cmd;    // set command
-        if (argc < 3) return true;     // option is none. this pattern is true
-
-        if (argc > 3) {
+        request.command = cmd; // set command
+        if (argc < 3) {
+                return true; // option is none. this pattern is true
+        }
+        else if (argc > 3) {
                 std::stringstream buf;
                 buf << "Argument argc is illegal for " << argv[1] << " command.";
                 l7vsadm_err.setter(true, buf.str());
@@ -73,14 +74,16 @@ bool    l7vs::l7vsadm::parse_list_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
                 return false;
         }
 
-        for (int pos = 2; pos < argc; ++pos) {     //search option function from argv strings
+        for (int pos = 2; pos < argc; ++pos) { //search option function from argv strings
                 parse_opt_map_type::iterator itr = list_option_dic.find(argv[pos]);
-                if (itr != list_option_dic.end()) {    // option string function find.
-                        if (! itr->second(pos, argc, argv)) return false;       // option string function error.
-                } else { //option string function don't find.
+                if (itr != list_option_dic.end()) { // option string function find.
+                        if (! itr->second(pos, argc, argv)) {
+                                return false; // option string function error.
+                        }
+                } else { //option string function not found.
                         // print option not found message.
                         std::stringstream buf;
-                        buf << "list option not found:" << argv[pos];
+                        buf << "list option not found: " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 1, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -92,26 +95,26 @@ bool    l7vs::l7vsadm::parse_list_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
 // option list functions.
 //
 //! list numeric flag check.
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_list_numeric_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_list_numeric_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 2, "l7vsadm::parse_opt_list_numeric_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 2, "l7vsadm::parse_opt_list_numeric_func", __FILE__, __LINE__);
 
-        numeric_flag = true;    //numeric flag on.
+        numeric_flag = true; //numeric flag on.
         return true;
 }
 
 //! virtualservice command parsing.
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 3, "l7vsadm::parse_vs_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 3, "l7vsadm::parse_vs_func", __FILE__, __LINE__);
 
-        request.command = cmd;    // set command
+        request.command = cmd; // set command
         if (l7vsadm_request::CMD_FLUSH_VS == cmd) {
                 if (argc != 2) {
                         std::stringstream buf;
@@ -130,10 +133,10 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                 }
         }
 
-        std::map< std::string, int > count_map;
+        std::map<std::string, int> count_map;
 
         for (parse_opt_map_type::iterator itr = vs_option_dic.begin() ;
-             itr != vs_option_dic.end() ; ++itr) {
+                       itr != vs_option_dic.end() ; ++itr) {
                 count_map[ itr->first ] = 0;
         }
 
@@ -141,45 +144,46 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                 request.vs_element.access_log_flag = -1;
         }
 
-        for (int pos = 2; pos < argc; ++pos) {    // check options.
+        for (int pos = 2; pos < argc; ++pos) { // check options.
                 parse_opt_map_type::iterator itr = vs_option_dic.find(argv[pos]);
-                if (itr != vs_option_dic.end()) {    // find option
+                if (itr != vs_option_dic.end()) { // find option
                         count_map[ itr->first ]++;
-                        if (! itr->second(pos, argc, argv)) return false;       // option function execute.
-                } else { // don't find option function.
+                        if (! itr->second(pos, argc, argv)) {
+                                return false; // option function execute.
+                        }
+                } else { // not found option function.
                         std::stringstream buf;
-                        buf << "virtualservice option not found:" << argv[pos];
+                        buf << "virtualservice option not found: " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 2, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
         }
         // check virtualservice on response
-        //
         if (l7vsadm_request::CMD_FLUSH_VS == cmd) {
-                // flushvs required no option
+                // flush vs required no option
                 return true;
         }
         if ((l7vsadm_request::CMD_ADD_VS == cmd) && (request.vs_element.schedule_module_name.length() == 0)) {
                 //scheduler module not specified
                 //scheduler module check.
-                std::string    scheduler_name = L7VSADM_DEFAULT_SCHEDULER;        //default scheduler
-                schedule_module_control    &ctrl = schedule_module_control::getInstance();
+                std::string scheduler_name = L7VSADM_DEFAULT_SCHEDULER; //default scheduler
+                schedule_module_control &ctrl = schedule_module_control::getInstance();
                 ctrl.initialize(L7VS_MODULE_PATH);
                 schedule_module_base *module;
                 try {
                         module = ctrl.load_module(scheduler_name);
                 } catch (...) {
                         std::stringstream buf;
-                        buf << "scheduler module load error:" << scheduler_name;
+                        buf << "scheduler module load error(--scheduler): " << scheduler_name;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 3, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
                 if (!module) {
-                        // don't find schedule module
+                        // schedule module not found
                         std::stringstream buf;
-                        buf << "scheduler module not found:" << scheduler_name;
+                        buf << "scheduler module not found(--scheduler): " << scheduler_name;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 4, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -189,38 +193,42 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         }
         if (request.vs_element.protocol_module_name.length() == 0) {
                 //protocol module name error
-                std::string    buf("protocol module not specified.");
+                std::string buf("protocol module is not specified.(--proto-module)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 5, buf, __FILE__, __LINE__);
                 return false;
         }
         if (request.vs_element.udpmode) {
                 if (request.vs_element.udp_recv_endpoint == boost::asio::ip::udp::endpoint()) {
-                        // udp mode,but not acceptor endpoint
-                        std::string buf("udp recv endpoint not specified.");
+                        // udp mode, but no receive endpoint
+                        std::string buf("udp recv endpoint is not specified.(--udp-service)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 6, buf, __FILE__, __LINE__);
                         return false;
                 }
         } else {
                 if (request.vs_element.tcp_accept_endpoint == boost::asio::ip::tcp::endpoint()) {
-                        // tcp mode, but not acceptor endpoint
-                        std::string buf("tcp accpeptor endpoint not specified.");
+                        // tcp mode, but no acceptor endpoint
+                        std::string buf("tcp accpeptor endpoint is not specified.(--tcp-service)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 7, buf, __FILE__, __LINE__);
                         return false;
                 }
         }
         if (0 > request.vs_element.sorry_maxconnection) {
-                std::string    buf("invalid sorry_maxconnection value.");
+                std::string buf("invalid sorry max connection value.(--upper)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 8, buf, __FILE__, __LINE__);
                 return false;
         }
+        if ((l7vsadm_request::CMD_ADD_VS == cmd) &&
+                (request.vs_element.sorry_fwdmode == virtualservice_element::FWD_NONE)) {
+                request.vs_element.sorry_fwdmode = virtualservice_element::FWD_MASQ;
+        }
 
         if ((l7vsadm_request::CMD_ADD_VS == cmd) &&
-            (request.vs_element.access_log_flag == 1) && (request.vs_element.access_log_file_name.length() == 0)) {
-                std::string    buf("access log file is not specified.");
+               (request.vs_element.access_log_flag == 1) && (request.vs_element.access_log_file_name.length() == 0)) {
+                std::string buf("access log file is not specified.(--access-log-name)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 89, buf, __FILE__, __LINE__);
                 return false;
@@ -236,6 +244,10 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                     count_map["--bypass"] == 0 &&
                     count_map["-f"] == 0 &&
                     count_map["--flag"] == 0 &&
+                    count_map["-M"] == 0 &&
+                    count_map["--masq"] == 0 &&
+                    count_map["-T"] == 0 &&
+                    count_map["--tproxy"] == 0 &&
                     count_map["-Q"] == 0 &&
                     count_map["--qos-up"] == 0 &&
                     count_map["-q"] == 0 &&
@@ -243,7 +255,7 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                     count_map["-L"] == 0 &&
                     count_map["--access-log"] == 0) {
 
-                        std::string    buf("All option omitted for edit vs command.");
+                        std::string buf("All option omitted for edit vs command.");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 116, buf, __FILE__, __LINE__);
                         return false;
@@ -254,7 +266,7 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         std::string conflict_option_name;
         bool is_conflict = false;
 
-        for (std::map< std::string, int >::iterator itr = count_map.begin() ;
+        for (std::map<std::string, int>::iterator itr = count_map.begin() ;
              itr != count_map.end() ; ++itr) {
                 if (itr->second > 1) {
                         conflict_option_name = itr->first;
@@ -264,79 +276,97 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         }
 
         if (is_conflict == false &&
-            count_map["-t"] == 1 && count_map ["--tcp-service"] == 1) {
+            count_map["-t"] == 1 && count_map["--tcp-service"] == 1) {
                 //-t(--tcp-service)
                 conflict_option_name = "--tcp-service";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-m"] == 1 && count_map ["--proto-module"] == 1) {
+            count_map["-m"] == 1 && count_map["--proto-module"] == 1) {
                 //-m(--proto-module)
                 conflict_option_name = "--proto-module";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-s"] == 1 && count_map ["--scheduler"] == 1) {
+            count_map["-s"] == 1 && count_map["--scheduler"] == 1) {
                 //-s(--scheduler)
                 conflict_option_name = "--scheduler";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-u"] == 1 && count_map ["--upper"] == 1) {
+            count_map["-u"] == 1 && count_map["--upper"] == 1) {
                 //-u(--upper)
                 conflict_option_name = "--upper";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-b"] == 1 && count_map ["--bypass"] == 1) {
+            count_map["-b"] == 1 && count_map["--bypass"] == 1) {
                 //-b(--bypass)
                 conflict_option_name = "--bypass";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-f"] == 1 && count_map ["--flag"] == 1) {
+            count_map["-f"] == 1 && count_map["--flag"] == 1) {
                 //-f(--flag)
                 conflict_option_name = "--flag";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-Q"] == 1 && count_map ["--qos-up"] == 1) {
+            count_map["-M"] == 1 && count_map["--masq"] == 1) {
+                //-M(--masq)
+                conflict_option_name = "--masq";
+                is_conflict = true;
+        }
+        if (is_conflict == false &&
+            count_map["-T"] == 1 && count_map["--tproxy"] == 1) {
+                //-T(--tproxy)
+                conflict_option_name = "--tproxy";
+                is_conflict = true;
+        }
+        if (is_conflict == false &&
+            count_map["-M"] + count_map["--masq"] +
+            count_map["-T"] + count_map["--tproxy"] > 1) {
+                conflict_option_name = "--masq/tproxy";
+                is_conflict = true;
+        }
+        if (is_conflict == false &&
+            count_map["-Q"] == 1 && count_map["--qos-up"] == 1) {
                 //-Q(--qos-up)
                 conflict_option_name = "--qos-up";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-q"] == 1 && count_map ["--qos-down"] == 1) {
+            count_map["-q"] == 1 && count_map["--qos-down"] == 1) {
                 //-q(--qos-down)
                 conflict_option_name = "--qos-down";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-p"] == 1 && count_map ["--udp"] == 1) {
+            count_map["-p"] == 1 && count_map["--udp"] == 1) {
                 //-p(--udp)
                 conflict_option_name = "--udp";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-z"] == 1 && count_map ["--ssl"] == 1) {
+            count_map["-z"] == 1 && count_map["--ssl"] == 1) {
                 //-z(--ssl)
                 conflict_option_name = "--ssl";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-O"] == 1 && count_map ["--sockopt"] == 1) {
+            count_map["-O"] == 1 && count_map["--sockopt"] == 1) {
                 //-O(--sockopt)
                 conflict_option_name = "--sockopt";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-L"] == 1 && count_map ["--access-log"] == 1) {
+            count_map["-L"] == 1 && count_map["--access-log"] == 1) {
                 //-L(--access-log)
                 conflict_option_name = "--access-log";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-a"] == 1 && count_map ["--access-log-name"] == 1) {
+            count_map["-a"] == 1 && count_map["--access-log-name"] == 1) {
                 //-a(--access-log-name)
                 conflict_option_name = "--access-log-name";
                 is_conflict = true;
@@ -361,7 +391,7 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                         = ctrl.load_module(request.vs_element.protocol_module_name);
                 } catch (...) {
                         std::stringstream buf;
-                        buf << "protocol module load error:"
+                        buf << "protocol module load error(--proto-module): "
                             << request.vs_element.protocol_module_name;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(
@@ -373,9 +403,9 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                         return false;
                 }
                 if (!module) {
-                        //don't find protocol module.
+                        // protocol module not found.
                         std::stringstream buf;
-                        buf << "protocol module not found:"
+                        buf << "protocol module not found(--proto-module): "
                             << request.vs_element.protocol_module_name;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(
@@ -388,10 +418,9 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
 
                 bool module_used_flag = module->is_exec_OK(VS_CONTACT_CLASS_SSL);
                 if (module_used_flag == false) {
-                        //don't find protocol module.
+                        // protocol module not found.
                         std::stringstream buf;
-                        buf << "When \"protocol_module sslid\" was designated,"
-                            << " it isn't possible to designate \"-z\" option.";
+                        buf << "You cannot set \"-z\" option with \"sslid\" protocol module.";
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(
                                 LOG_CAT_L7VSADM_PARSE,
@@ -403,35 +432,34 @@ bool    l7vs::l7vsadm::parse_vs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                 }
         }
 
-
         return true;
 }
 //
 // option virtualservice functions.
 //
 //! target option check
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_target_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_target_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 4, "l7vsadm::parse_opt_vs_target_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 4, "l7vsadm::parse_opt_vs_target_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't target recvaddress:port
-                std::string    buf("target endpoint is not specified.");
+                // target address and port are not specified
+                std::string buf("target endpoint is not specified.(--tcp-service)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 9, buf, __FILE__, __LINE__);
                 return false;
         }
         // get host endpoint from string
-        std::string    src_str = argv[pos];
+        std::string src_str = argv[pos];
         if (request.vs_element.udpmode) {
-                error_code    err;
+                error_code err;
                 request.vs_element.udp_recv_endpoint = string_to_endpoint<boost::asio::ip::udp>(src_str, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "target endpoint parse error:" << err.get_message() << src_str;
+                        buf << "target endpoint parse error(--tcp-service): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 10, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -439,17 +467,17 @@ bool    l7vs::l7vsadm::parse_opt_vs_target_func(int &pos, int argc, char *argv[]
                 check_endpoint<boost::asio::ip::udp>(request.vs_element.udp_recv_endpoint, true, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "target endpoint parse error:" << err.get_message() << src_str;
+                        buf << "target endpoint parse error(--tcp-service): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 11, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
         } else {
-                error_code    err;
+                error_code err;
                 request.vs_element.tcp_accept_endpoint = string_to_endpoint<boost::asio::ip::tcp>(src_str, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "target endpoint parse error:" << err.get_message() << src_str;
+                        buf << "target endpoint parse error(--tcp-service): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 12, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -457,7 +485,7 @@ bool    l7vs::l7vsadm::parse_opt_vs_target_func(int &pos, int argc, char *argv[]
                 check_endpoint<boost::asio::ip::tcp>(request.vs_element.tcp_accept_endpoint, true, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "target endpoint parse error:" << err.get_message() << src_str;
+                        buf << "target endpoint parse error(--tcp-service): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 13, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -466,42 +494,42 @@ bool    l7vs::l7vsadm::parse_opt_vs_target_func(int &pos, int argc, char *argv[]
         return true;
 }
 //! module option check
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_module_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_module_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 5, "l7vsadm::parse_opt_vs_module_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 5, "l7vsadm::parse_opt_vs_module_func", __FILE__, __LINE__);
         if (++pos >= argc) {
-                //don't target protomod name.
-                std::string    buf("protomod name is not specified.");
+                // target protomod name not specified.
+                std::string buf("protocol module name is not specified.(--proto-module)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 14, buf, __FILE__, __LINE__);
                 return false;
         }
-        std::string    module_name = argv[pos];
+        std::string module_name = argv[pos];
         if (L7VS_MODNAME_LEN < module_name.length()) {
-                std::string    buf("protomod name is too long.");
+                std::string buf("protocol module name is too long.(--proto-module)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 15, buf, __FILE__, __LINE__);
                 return false;
         }
-        protocol_module_control    &ctrl = protocol_module_control::getInstance();
+        protocol_module_control &ctrl = protocol_module_control::getInstance();
         ctrl.initialize(L7VS_MODULE_PATH);
         protocol_module_base *module;
         try {
                 module = ctrl.load_module(module_name);
         } catch (...) {
                 std::stringstream buf;
-                buf << "protocol module load error:" << module_name;
+                buf << "protocol module load error(--proto-module): " << module_name;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 16, buf.str(), __FILE__, __LINE__);
                 return false;
         }
         if (!module) {
-                //don't find protocol module.
+                // protocol module not found.
                 std::stringstream buf;
-                buf << "protocol module not found:" << module_name;
+                buf << "protocol module not found(--proto-module): " << module_name;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 17, buf.str(), __FILE__, __LINE__);
                 return false;
@@ -514,18 +542,18 @@ bool    l7vs::l7vsadm::parse_opt_vs_module_func(int &pos, int argc, char *argv[]
                 boost::bind(&l7vs::Logger::putLogInfo, l7vs::LOG_CAT_PROTOCOL, _1, _2, _3, _4),
                 boost::bind(&l7vs::Logger::putLogDebug, l7vs::LOG_CAT_PROTOCOL, _1, _2, _3, _4));
         // create module args.
-        std::vector< std::string > module_args;
+        std::vector<std::string> module_args;
         while (true) {
-                if (++pos == argc) break;  //module option end.
+                if (++pos == argc) break; //module option end.
                 parse_opt_map_type::iterator vsitr = vs_option_dic.find(argv[pos]);
                 if (vsitr != vs_option_dic.end()) {
-                        --pos;    // back for next option
-                        break;    // module option end.
+                        --pos; // back for next option
+                        break; // module option end.
                 }
                 parse_opt_map_type::iterator rsitr = rs_option_dic.find(argv[pos]);
                 if (rsitr != rs_option_dic.end()) {
-                        --pos;    // back for next option
-                        break;    // module option end.
+                        --pos; // back for next option
+                        break; // module option end.
                 }
                 module_args.push_back(argv[pos]);
         }
@@ -533,14 +561,14 @@ bool    l7vs::l7vsadm::parse_opt_vs_module_func(int &pos, int argc, char *argv[]
 
         if (!module_message.flag) {
                 // args is not supported.
-                std::stringstream    buf;
-                buf << "protocol module argument error: " << module_message.message;
+                std::stringstream buf;
+                buf << "protocol module argument error(--proto-module): " << module_message.message;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 18, buf.str(), __FILE__, __LINE__);
                 return false;
         }
         request.vs_element.protocol_module_name = module_name;
-        BOOST_FOREACH(std::string str,    module_args) {
+        BOOST_FOREACH(std::string str, module_args) {
                 request.vs_element.protocol_args.push_back(str);
         }
         ctrl.unload_module(module);
@@ -549,44 +577,44 @@ bool    l7vs::l7vsadm::parse_opt_vs_module_func(int &pos, int argc, char *argv[]
 }
 
 //! scheduler option check.
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_scheduler_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_scheduler_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 6, "l7vsadm::parse_opt_vs_scheduler_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 6, "l7vsadm::parse_opt_vs_scheduler_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                // don't target scheduler name.
-                std::string    buf("scheduler name is not specified.");
+                // target scheduler name not specified.
+                std::string buf("schedule module name is not specified.(--scheduler)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 19, buf, __FILE__, __LINE__);
                 return false;
         }
         //schedule module check.
-        std::string    scheduler_name = argv[pos];
+        std::string scheduler_name = argv[pos];
         if (L7VS_MODNAME_LEN < scheduler_name.length()) {
-                std::string    buf("scheduler name is too long.");
+                std::string buf("schedule module name is too long.(--scheduler)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 20, buf, __FILE__, __LINE__);
                 return false;
         }
-        schedule_module_control    &ctrl = schedule_module_control::getInstance();
+        schedule_module_control &ctrl = schedule_module_control::getInstance();
         ctrl.initialize(L7VS_MODULE_PATH);
         schedule_module_base *module;
         try {
                 module = ctrl.load_module(scheduler_name);
         } catch (...) {
                 std::stringstream buf;
-                buf << "scheduler module load error:" << scheduler_name;
+                buf << "scheduler module load error(--scheduler): " << scheduler_name;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 21, buf.str(), __FILE__, __LINE__);
                 return false;
         }
         if (!module) {
-                // don't find schedule module
+                // schedule module not found
                 std::stringstream buf;
-                buf << "scheduler module not found:" << scheduler_name;
+                buf << "scheduler module not found(--scheduler): " << scheduler_name;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 22, buf.str(), __FILE__, __LINE__);
                 return false;
@@ -596,34 +624,33 @@ bool    l7vs::l7vsadm::parse_opt_vs_scheduler_func(int &pos, int argc, char *arg
         return true;
 }
 //! upper flag check
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_upper_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_upper_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 7, "l7vsadm::parse_opt_vs_upper_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 7, "l7vsadm::parse_opt_vs_upper_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                // don't target maxconnection_num
-                std::string    buf("maxconnection value is not specified.");
+                // target max connection number not specified
+                std::string buf("sorry max connection value is not specified.(--upper)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 23, buf, __FILE__, __LINE__);
                 return false;
         }
         try {
-                request.vs_element.sorry_maxconnection = boost::lexical_cast< long long >(argv[pos]);
+                request.vs_element.sorry_maxconnection = boost::lexical_cast<long long>(argv[pos]);
                 if ((0LL > request.vs_element.sorry_maxconnection) ||
                     (100000LL < request.vs_element.sorry_maxconnection)) {
-                        std::string    buf("invalid sorry_maxconnection value.");
+                        std::string buf("invalid sorry max connection value.(--upper)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 24, buf, __FILE__, __LINE__);
                         return false;
                 }
                 if (0LL == request.vs_element.sorry_maxconnection)
-                        request.vs_element.sorry_maxconnection = LLONG_MAX;        // clear value
+                        request.vs_element.sorry_maxconnection = LLONG_MAX; // clear value
         } catch (boost::bad_lexical_cast &e) {
-                // don't convert argv[pos] is
-                std::string    buf("invalid sorry_maxconnection value.");
+                std::string buf("invalid sorry max connection value.(--upper)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 25, buf, __FILE__, __LINE__);
                 return false;
@@ -632,230 +659,251 @@ bool    l7vs::l7vsadm::parse_opt_vs_upper_func(int &pos, int argc, char *argv[])
         return true;
 }
 //! bypass(SorryServer) option check
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_bypass_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_bypass_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 8, "l7vsadm::parse_opt_vs_bypass_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 8, "l7vsadm::parse_opt_vs_bypass_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't target sorryserver:port
-                std::string    buf("sorryserver endpoint is not specified.");
+                // sorryserver addr and port not specified
+                std::string buf("sorryserver endpoint is not specified.(--bypass)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 26, buf, __FILE__, __LINE__);
                 return false;
         }
         std::string sorry_endpoint = argv[pos];
         error_code err;
-        request.vs_element.sorry_endpoint = string_to_endpoint< boost::asio::ip::tcp > (sorry_endpoint, err);
+        request.vs_element.sorry_endpoint = string_to_endpoint<boost::asio::ip::tcp>(sorry_endpoint, err);
         if (err) {
                 std::stringstream buf;
-                buf << "sorryserver endpoint parse error:" << err.get_message() << sorry_endpoint;
+                buf << "sorryserver endpoint parse error(--bypass): " << err.get_message() << sorry_endpoint;
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 27, buf.str(), __FILE__, __LINE__);
                 return false;
         }
-        // clear endpoint check
+        // clear endpoint check (0.0.0.0:0)
         if (request.vs_element.sorry_endpoint == boost::asio::ip::tcp::endpoint()) {
-                std::string    clear_endpoint = "255.255.255.255:0";        // clear value
-                request.vs_element.sorry_endpoint = string_to_endpoint< boost::asio::ip::tcp > (clear_endpoint, err);
-                if (err) {
-                        std::stringstream buf;
-                        buf << "sorryserver endpoint parse error:" << err.get_message() << clear_endpoint;
-                        l7vsadm_err.setter(true, buf.str());
-                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 28, buf.str(), __FILE__, __LINE__);
-                        return false;
-                }
-        } else {
+               request.vs_element.sorry_endpoint = boost::asio::ip::tcp::endpoint(
+                       boost::asio::ip::address::from_string("255.255.255.255"), 0);
+       } else {
                 check_endpoint<boost::asio::ip::tcp>(request.vs_element.sorry_endpoint, false, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "sorryserver endpoint parse error:" << err.get_message() << sorry_endpoint;
+                        buf << "sorryserver endpoint parse error(--bypass): " << err.get_message() << sorry_endpoint;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 29, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
         }
-        return true;    //
+        return true;
 }
 //! virtualservice option flag function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_flag_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_flag_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 9, "l7vsadm::parse_opt_vs_flag_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 9, "l7vsadm::parse_opt_vs_flag_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't target sorry flag
-                std::string    buf("sorryflag value is not specified.");
+                // sorry flag is not specified
+                std::string buf("sorry flag value is not specified.(--flag)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 30, buf, __FILE__, __LINE__);
                 return false;
         }
         try {
-                int    tmp = boost::lexical_cast< int >(argv[pos]);
+                int tmp = boost::lexical_cast<int>(argv[pos]);
                 if ((0 != tmp) && (1 != tmp)) {
-                        std::string    buf("invalid sorryflag value.");
+                        std::string buf("invalid sorry flag value.(--flag)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 31, buf, __FILE__, __LINE__);
                         return false;
                 }
                 if (0 == tmp)
-                        request.vs_element.sorry_flag = INT_MAX;    // clear value
+                        request.vs_element.sorry_flag = INT_MAX; // clear value
                 else
                         request.vs_element.sorry_flag = 1;
         } catch (boost::bad_lexical_cast &e) {
-                // don't convert argv[pos] is
-                std::string    buf("invalid sorryflag value.");
+                std::string buf("invalid sorry flag value.(--flag)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 32, buf, __FILE__, __LINE__);
                 return false;
         }
-        return true;    //
+        return true;
+}
+//! virtualservice option sorry forward mode function
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_fwdmode_func(int &pos, int argc, char *argv[])
+{
+        Logger logger(LOG_CAT_L7VSADM_COMMON, /*XXX*/999, "l7vsadm::parse_opt_vs_fwdmode_func", __FILE__, __LINE__);
+
+        std::string opt(argv[pos]);
+        if (opt == "-M" || opt == "--masq") {
+                request.vs_element.sorry_fwdmode = virtualservice_element::FWD_MASQ;
+        } else if (opt == "-T" || opt == "--tproxy") {
+#ifdef IP_TRANSPARENT
+                request.vs_element.sorry_fwdmode = virtualservice_element::FWD_TPROXY;
+#else
+                std::stringstream buf("tproxy(IP_TRANSPARENT) not supported on this platform.");
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogInfo(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
+                return false;
+#endif
+        } else {
+                // should never come here
+                std::stringstream buf;
+                buf << boost::format("unknown sorryserver forward mode specified.(%s)") % opt;
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+        return true;
 }
 //! virtualservice option qosupstream function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_qosup_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_qosup_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 10, "l7vsadm::parse_opt_vs_qosup_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 10, "l7vsadm::parse_opt_vs_qosup_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't rarget QoS upstream value.
-                std::string    buf("qos_upstream value is not specified.");
+                // QoS upstream value is not specified.
+                std::string buf("QoS upstream value is not specified.(--qos-up)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 33, buf, __FILE__, __LINE__);
                 return false;
         }
         try {
-                virtualservice_element &elem = request.vs_element;    // request virtualservice element refalence get.
-                std::string    tmp    = argv[pos];
+                virtualservice_element &elem = request.vs_element; // request virtualservice element reference get.
+                std::string tmp = argv[pos];
                 std::string::reverse_iterator ritr = tmp.rbegin();
                 if (*ritr == 'G' || *ritr == 'g') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_upstream value is too big.");
+                                std::string buf("QoS upstream value is too big.(--qos-up)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 34, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_upstream = ullval * 1000 * 1000 * 1000;        // set qos_upstream
+                        elem.qos_upstream = ullval * 1000 * 1000 * 1000; // set qos_upstream
                 } else if (*ritr == 'M' || *ritr == 'm') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_upstream value is too big.");
+                                std::string buf("QoS upstream value is too big.(--qos-up)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 35, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_upstream = ullval * 1000 * 1000;        // set qos_upstream
+                        elem.qos_upstream = ullval * 1000 * 1000; // set qos_upstream
                 } else if (*ritr == 'K' || *ritr == 'k') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_upstream value is too big.");
+                                std::string buf("QoS upstream value is too big.(--qos-up)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 36, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_upstream = ullval * 1000;        // set qos_upstream
+                        elem.qos_upstream = ullval * 1000; // set qos_upstream
                 } else {
-                        unsigned long long ullval = boost::lexical_cast< unsigned long long > (argv[pos]);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (argv[pos]);
                         if (ullval > 999) {
-                                std::string    buf("qos_upstream value is too big.");
+                                std::string buf("QoS upstream value is too big.(--qos-up)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 111, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_upstream = ullval;    // set qos_upstream
+                        elem.qos_upstream = ullval; // set qos_upstream
                 }
                 if (0ULL == elem.qos_upstream) {
-                        elem.qos_upstream = ULLONG_MAX;        // clear value
+                        elem.qos_upstream = ULLONG_MAX; // clear value
                 } else {
-                        elem.qos_upstream /= 8;                //qos convert to bytes per sec to bit per sec
+                        elem.qos_upstream /= 8; //qos convert to bytes per sec to bit per sec
                 }
 
-        } catch (boost::bad_lexical_cast &ex) {  // don't convert string to qos_upsatream
-                // don't conv qos upstream
-                std::string    buf("invalid qos_upstream value.");
+        } catch (boost::bad_lexical_cast &ex) {
+                std::string buf("invalid QoS upstream value.(--qos-up)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 37, buf, __FILE__, __LINE__);
                 return false;
         }
         return true;
 }
-//! virtualservice option qosdownstream functipn
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_qosdown_func(int &pos, int argc, char *argv[])
+//! virtualservice option qosdownstream function
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_qosdown_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 11, "l7vsadm::parse_opt_vs_qosdown_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 11, "l7vsadm::parse_opt_vs_qosdown_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                // don't target QoS downstream value
-                std::string    buf("qos_downstream value is not specified.");
+                // QoS downstream value is not specified
+                std::string buf("QoS downstream value is not specified.(--qos-down)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 38, buf, __FILE__, __LINE__);
                 return false;
         }
         try {
-                virtualservice_element &elem = request.vs_element;    // request virtualservice element refalence get.
-                std::string    tmp    = argv[pos];
+                virtualservice_element &elem = request.vs_element; // request virtualservice element reference get.
+                std::string tmp = argv[pos];
                 std::string::reverse_iterator ritr = tmp.rbegin();
                 if (*ritr == 'G' || *ritr == 'g') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_downstream value is too big.");
+                                std::string buf("QoS downstream value is too big.(--qos-down)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 39, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_downstream = ullval * 1000 * 1000 * 1000;        // set qos_upstream
+                        elem.qos_downstream = ullval * 1000 * 1000 * 1000; // set qos_upstream
                 } else if (*ritr == 'M' || *ritr == 'm') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_downstream value is too big.");
+                                std::string buf("QoS downstream value is too big.(--qos-down)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 40, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_downstream = ullval * 1000 * 1000;        // set qos_upstream
+                        elem.qos_downstream = ullval * 1000 * 1000; // set qos_upstream
                 } else if (*ritr == 'K' || *ritr == 'k') {
-                        std::string    strval = tmp.substr(0, tmp.length() - 1);
-                        unsigned long long    ullval    = boost::lexical_cast< unsigned long long > (strval);
+                        std::string strval = tmp.substr(0, tmp.length() - 1);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (strval);
                         if (ullval > 999) {
-                                std::string    buf("qos_downstream value is too big.");
+                                std::string buf("QoS downstream value is too big.(--qos-down)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 41, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_downstream = ullval * 1000;        // set qos_upstream
+                        elem.qos_downstream = ullval * 1000; // set qos_upstream
                 } else {
-                        unsigned long long ullval = boost::lexical_cast< unsigned long long > (argv[pos]);
+                        unsigned long long ullval = boost::lexical_cast<unsigned long long> (argv[pos]);
                         if (ullval > 999) {
-                                std::string    buf("qos_downstream value is too big.");
+                                std::string buf("QoS downstream value is too big.(--qos-down)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 115, buf, __FILE__, __LINE__);
                                 return false;
                         }
-                        elem.qos_downstream = boost::lexical_cast< unsigned long long > (argv[pos]);      // set qos_downstream
+                        elem.qos_downstream = boost::lexical_cast<unsigned long long> (argv[pos]); // set qos_downstream
                 }
                 if (0ULL == elem.qos_downstream) {
-                        elem.qos_downstream = ULLONG_MAX;        // clear value
+                        elem.qos_downstream = ULLONG_MAX; // clear value
                 } else {
-                        elem.qos_downstream /= 8;                //qos convert to bytes per sec to bit per sec
+                        elem.qos_downstream /= 8; //qos convert to bytes per sec to bit per sec
                 }
         } catch (boost::bad_lexical_cast &ex) {
                 // don' conv qos downstream
-                std::string    buf("invalid qos_downstream value.");
+                std::string buf("invalid QoS downstream value.(--qos-down)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 42, buf, __FILE__, __LINE__);
                 return false;
@@ -863,25 +911,25 @@ bool    l7vs::l7vsadm::parse_opt_vs_qosdown_func(int &pos, int argc, char *argv[
         return true;
 }
 //! virtualservice option udp func.
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_udp_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_udp_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 12, "l7vsadm::parse_opt_vs_udp_func", __FILE__, __LINE__);
-
-        virtualservice_element &elem = request.vs_element;    // request virtualservie element reference get.
-        elem.udpmode = true;    // udpmode on.
-        boost::asio::ip::tcp::endpoint    zeropoint;
-        if (zeropoint != elem.tcp_accept_endpoint) { // adddress tcp_acceptor endpoint
-                std::stringstream    sstream;
-                sstream    << elem.tcp_accept_endpoint;
-                std::string    endpoint    = sstream.str();
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 12, "l7vsadm::parse_opt_vs_udp_func", __FILE__, __LINE__);
+
+        virtualservice_element &elem = request.vs_element; // request virtualservice element reference get.
+        elem.udpmode = true; // udpmode on.
+        boost::asio::ip::tcp::endpoint zeropoint;
+        if (zeropoint != elem.tcp_accept_endpoint) { // address tcp_acceptor endpoint
+                std::stringstream sstream;
+                sstream << elem.tcp_accept_endpoint;
+                std::string endpoint = sstream.str();
                 error_code err;
                 elem.udp_recv_endpoint = string_to_endpoint<boost::asio::ip::udp>(endpoint, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "target endpoint parse error:" << err.get_message() << endpoint;
+                        buf << "target endpoint parse error(--udp-service): " << err.get_message() << endpoint;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 43, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -889,14 +937,14 @@ bool    l7vs::l7vsadm::parse_opt_vs_udp_func(int &pos, int argc, char *argv[])
                 elem.tcp_accept_endpoint = zeropoint;
         }
         if (elem.realserver_vector.size() != 0 && elem.realserver_vector.front().tcp_endpoint != zeropoint) {
-                std::stringstream     sstream;
+                std::stringstream sstream;
                 sstream << elem.realserver_vector.front().tcp_endpoint;
-                std::string    endpoint = sstream.str();
+                std::string endpoint = sstream.str();
                 error_code err;
-                elem.realserver_vector.front().udp_endpoint = string_to_endpoint< boost::asio::ip::udp > (endpoint, err);
+                elem.realserver_vector.front().udp_endpoint = string_to_endpoint<boost::asio::ip::udp> (endpoint, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "realserver endpoint parse error:" << err.get_message() << endpoint;
+                        buf << "realserver endpoint parse error(--udp-service): " << err.get_message() << endpoint;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 44, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -906,15 +954,15 @@ bool    l7vs::l7vsadm::parse_opt_vs_udp_func(int &pos, int argc, char *argv[])
         return true;
 }
 //! virtualservice option ssl_file function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_ssl_file_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_ssl_file_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 38, "l7vsadm::parse_opt_vs_ssl_file_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 38, "l7vsadm::parse_opt_vs_ssl_file_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                std::string    buf("ssl config filename is not specified.");
+                std::string buf("ssl config file is not specified.(--ssl)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 90, buf, __FILE__, __LINE__);
                 return false;
@@ -922,14 +970,14 @@ bool    l7vs::l7vsadm::parse_opt_vs_ssl_file_func(int &pos, int argc, char *argv
         // ssl config file check.
         std::string conf_file_name = argv[pos];
         if (L7VS_FILENAME_LEN < conf_file_name.length()) {
-                std::string buf("ssl config filename is too long.");
+                std::string buf("ssl config file name is too long.(--ssl)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 91, buf, __FILE__, __LINE__);
                 return false;
         }
-        FILE  *fp;
+        FILE *fp;
         if ((fp = fopen(conf_file_name.c_str(), "r")) == NULL) {
-                std::string buf("ssl config file cannot open.");
+                std::string buf("ssl config file cannot open.(--ssl)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 92, buf, __FILE__, __LINE__);
                 return false;
@@ -941,49 +989,48 @@ bool    l7vs::l7vsadm::parse_opt_vs_ssl_file_func(int &pos, int argc, char *argv
 }
 
 //! virtualservice option access log function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_access_log_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_access_log_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 39, "l7vsadm::parse_opt_vs_access_log_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 39, "l7vsadm::parse_opt_vs_access_log_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't target access log flag
-                std::string    buf("access log flag value is not specified.");
+                // access log flag is not specified
+                std::string buf("access log flag value is not specified.(--access-log)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 93, buf, __FILE__, __LINE__);
                 return false;
         }
         try {
-                int    tmp = boost::lexical_cast< int >(argv[pos]);
+                int tmp = boost::lexical_cast<int>(argv[pos]);
                 if ((0 != tmp) && (1 != tmp)) {
-                        std::string    buf("invalid access log flag value.");
+                        std::string buf("invalid access log flag value.(--access-log)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 94, buf, __FILE__, __LINE__);
                         return false;
                 }
                 request.vs_element.access_log_flag = tmp;
         } catch (boost::bad_lexical_cast &e) {
-                // don't convert argv[pos] is
-                std::string    buf("invalid access log flag value.");
+                std::string buf("invalid access log flag value.(--access-log)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 95, buf, __FILE__, __LINE__);
                 return false;
         }
-        return true;    //
+        return true;
 }
 
 //! virtualservice option access_log_logrotate function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 40, "l7vsadm::parse_opt_vs_accesslog_logrotate_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 40, "l7vsadm::parse_opt_vs_accesslog_logrotate_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                std::string    buf("access log filename is not specified.");
+                std::string buf("access log file is not specified.(--access-log-name)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 96, buf, __FILE__, __LINE__);
                 return false;
@@ -991,13 +1038,13 @@ bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc
         // access log file check.
         std::string access_log_file_name = argv[pos];
         if (L7VS_FILENAME_LEN < access_log_file_name.length()) {
-                std::string buf("access log filename is too long.");
+                std::string buf("access log file name is too long.(--access-log-name)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 97, buf, __FILE__, __LINE__);
                 return false;
         }
         if ("/" != access_log_file_name.substr(0, 1)) {
-                std::string buf("please specify access log filename in fullpath.");
+                std::string buf("please specify access log filename in fullpath.(--access-log-name)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 98, buf, __FILE__, __LINE__);
                 return false;
@@ -1005,15 +1052,15 @@ bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc
 
         request.vs_element.access_log_rotate_key_info = "";
 
-        // create access log  args.
-        std::vector< std::string > arguments_vector;
+        // create access log args.
+        std::vector<std::string> arguments_vector;
         virtualservice_element::access_log_rotate_arguments_map_type arguments_map;
         while (true) {
-                if (++pos == argc) break;  //access log arguments end.
+                if (++pos == argc) break; //access log arguments end.
                 parse_opt_map_type::iterator vsitr = vs_option_dic.find(argv[pos]);
                 if (vsitr != vs_option_dic.end()) {
-                        --pos;    // back for next option
-                        break;    // module option end.
+                        --pos; // back for next option
+                        break; // module option end.
                 }
                 arguments_vector.push_back(argv[pos]);
 
@@ -1026,12 +1073,12 @@ bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc
         if (0 < arguments_vector.size()) {
                 if (0 == (arguments_vector.size() % 2)) {
                         for (unsigned int i = 0; i < (arguments_vector.size() - 1); ++i) {
-                                std::pair< virtualservice_element::access_log_rotate_arguments_map_type::iterator, bool > ret =
+                                std::pair<virtualservice_element::access_log_rotate_arguments_map_type::iterator, bool> ret =
                                         arguments_map.insert(
                                                 virtualservice_element::access_log_rotate_arguments_pair_type(
                                                         arguments_vector[i], arguments_vector[i+1]));
                                 if (!ret.second) {
-                                        std::string buf("access log rotation argument is duplicated.");
+                                        std::string buf("access log rotation argument is duplicated.(--access-log-name)");
                                         l7vsadm_err.setter(true, buf);
                                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 99, buf, __FILE__, __LINE__);
                                         return false;
@@ -1039,14 +1086,14 @@ bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc
                                 ++i;
                         }
                 } else {
-                        std::string buf("access log rotation argument error.");
+                        std::string buf("access log rotation argument error.(--access-log-name)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 100, buf, __FILE__, __LINE__);
                         return false;
                 }
                 bool ret = logger_access_manager::getInstance().access_log_logrotate_parameter_check(arguments_map);
                 if (!ret) {
-                        std::string buf("access log rotation argument error.");
+                        std::string buf("access log rotation argument error.(--access-log-name)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 101, buf, __FILE__, __LINE__);
                         return false;
@@ -1063,67 +1110,43 @@ bool    l7vs::l7vsadm::parse_opt_vs_access_log_logrotate_func(int &pos, int argc
 }
 
 //! virtualservice option socket function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 41, "l7vsadm::parse_opt_vs_socket_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 41, "l7vsadm::parse_opt_vs_socket_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                std::string    buf("socket_option is not specified.");
+                std::string buf("socket option is not specified.(--sockopt)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 102, buf, __FILE__, __LINE__);
                 return false;
         }
 
-#ifdef IP_TRANSPARENT
-        bool is_set_transparent = false;
-#endif
         bool is_set_defer_accept = false;
         bool is_set_nodelay = false;
         bool is_set_cork = false;
         bool is_set_quickack = false;
 
-        request.vs_element.socket_option_ip_transparent = 0;
         request.vs_element.socket_option_tcp_defer_accept = 0;
         request.vs_element.socket_option_tcp_nodelay = 0;
         request.vs_element.socket_option_tcp_cork = 0;
         request.vs_element.socket_option_tcp_quickack = 0;
 
         std::string socket_option_string = argv[pos];
-        std::vector< std::string > socket_options;
+        std::vector<std::string> socket_options;
         boost::split(socket_options, socket_option_string, boost::algorithm::is_any_of(","));
 
         BOOST_FOREACH(std::string option, socket_options) {
-                if (option == "transparent") {
-#ifdef IP_TRANSPARENT
-                        if (!is_set_transparent) {
-                                is_set_transparent = true;
-                                request.vs_element.socket_option_ip_transparent = 1;
-                        } else {
-                                // transparent is duplicated
-                                std::stringstream buf;
-                                buf << "socket option transparent is duplicated.";
-                                l7vsadm_err.setter(true, buf.str());
-                                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
-                                return false;
-                        }
-#else
-                        std::stringstream buf;
-                        buf << "socket option transparent(IP_TRANSPARENT) not supported on this platform";
-                        l7vsadm_err.setter(true, buf.str());
-                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
-                        return false;
-#endif
-                } else if (option == "deferaccept") {
+                if (option == "deferaccept") {
                         if (!is_set_defer_accept) {
                                 is_set_defer_accept = true;
                                 request.vs_element.socket_option_tcp_defer_accept = 1;
                         } else {
                                 // defer_accept is duplicated
                                 std::stringstream buf;
-                                buf << "socket option deferaccept is duplicated.";
+                                buf << "socket option deferaccept is duplicated.(--sockopt)";
                                 l7vsadm_err.setter(true, buf.str());
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 103, buf.str(), __FILE__, __LINE__);
                                 return false;
@@ -1135,7 +1158,7 @@ bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[]
                         } else {
                                 // nodelay is duplicated
                                 std::stringstream buf;
-                                buf << "socket option nodelay is duplicated.";
+                                buf << "socket option nodelay is duplicated.(--sockopt)";
                                 l7vsadm_err.setter(true, buf.str());
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 104, buf.str(), __FILE__, __LINE__);
                                 return false;
@@ -1147,7 +1170,7 @@ bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[]
                         } else {
                                 // cork is duplicated
                                 std::stringstream buf;
-                                buf << "socket option cork is duplicated.";
+                                buf << "socket option cork is duplicated.(--sockopt)";
                                 l7vsadm_err.setter(true, buf.str());
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 105, buf.str(), __FILE__, __LINE__);
                                 return false;
@@ -1159,7 +1182,7 @@ bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[]
                         } else {
                                 // quickack is duplicated
                                 std::stringstream buf;
-                                buf << "socket option quickack is duplicated.";
+                                buf << "socket option quickack is duplicated.(--sockopt)";
                                 l7vsadm_err.setter(true, buf.str());
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 106, buf.str(), __FILE__, __LINE__);
                                 return false;
@@ -1167,7 +1190,7 @@ bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[]
                 } else {
                         // unknown socket option
                         std::stringstream buf;
-                        buf << "unknown socket option.";
+                        buf << "unknown socket option.(--sockopt)";
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 107, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1179,12 +1202,12 @@ bool    l7vs::l7vsadm::parse_opt_vs_socket_func(int &pos, int argc, char *argv[]
 
 }
 //! realserver command parsing.
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 13, "l7vsadm::parse_rs_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 13, "l7vsadm::parse_rs_func", __FILE__, __LINE__);
 
         if (argc < 8) {
                 //argument num err
@@ -1202,7 +1225,7 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
 
         request.vs_element.realserver_vector.push_back(realserver_element());
 
-        std::map< std::string, int > count_map;
+        std::map<std::string, int> count_map;
         for (parse_opt_map_type::iterator itr = rs_option_dic.begin() ;
              itr != rs_option_dic.end() ; ++itr) {
                 count_map[ itr->first ] = 0;
@@ -1215,7 +1238,7 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                         if (! itr->second(pos, argc, argv)) return false;
                 } else {
                         std::stringstream buf;
-                        buf << "realserver option not found:" << argv[pos];
+                        buf << "realserver option not found(--real-server): " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 45, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1224,7 +1247,7 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
 
         if (request.vs_element.protocol_module_name.length() == 0) {
                 //protocol module name error
-                std::string    buf("protocol module not specified.");
+                std::string buf("protocol module is not specified.(--proto-module)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 46, buf, __FILE__, __LINE__);
                 return false;
@@ -1232,14 +1255,14 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         if (request.vs_element.udpmode) {
                 if (request.vs_element.udp_recv_endpoint == boost::asio::ip::udp::endpoint()) {
                         // udp mode,but not acceptor endpoint
-                        std::string    buf("udp recv endpoint not specified.");
+                        std::string buf("udp receive endpoint is not specified.(--udp-service)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 47, buf, __FILE__, __LINE__);
                         return false;
                 }
                 if (request.vs_element.realserver_vector.front().udp_endpoint == boost::asio::ip::udp::endpoint()) {
                         // udp mode,but not realserver endpoint
-                        std::string    buf("realserver udp endpoint not specified.");
+                        std::string buf("realserver udp endpoint is not specified.(--real-server)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 48, buf, __FILE__, __LINE__);
                         return false;
@@ -1247,14 +1270,14 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         } else {
                 if (request.vs_element.tcp_accept_endpoint == boost::asio::ip::tcp::endpoint()) {
                         // tcp mode, but not acceptor endpoint
-                        std::string    buf("tcp accpeptor endpoint not specified.");
+                        std::string buf("tcp accpeptor endpoint not specified.(--tcp-service)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 49, buf, __FILE__, __LINE__);
                         return false;
                 }
                 if (request.vs_element.realserver_vector.front().tcp_endpoint == boost::asio::ip::tcp::endpoint()) {
                         // tcp mode,but not realserver endpoint
-                        std::string    buf("realserver tcp endpoint not specified.");
+                        std::string buf("realserver tcp endpoint not specified.(--real-server)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 50, buf, __FILE__, __LINE__);
                         return false;
@@ -1266,12 +1289,19 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
                 if (-1 == request.vs_element.realserver_vector.front().weight) {
                         request.vs_element.realserver_vector.front().weight = 1;
                 }
+                // realserver forward mode default value = FWD_MASQ
+                if (realserver_element::FWD_NONE == request.vs_element.realserver_vector.front().fwdmode) {
+                        request.vs_element.realserver_vector.front().fwdmode = realserver_element::FWD_MASQ;
+                }
         } else {
                 // Existence check of the parameter
                 if (count_map["-w"] == 0 &&
-                    count_map["--weight"] == 0) {
-
-                        std::string    buf("All option omitted for edit rs command.");
+                    count_map["--weight"] == 0 &&
+                    count_map["-M"] == 0 &&
+                    count_map["--masq"] == 0 &&
+                    count_map["-T"] == 0 &&
+                    count_map["--tproxy"] == 0) {
+                        std::string buf("All option omitted for edit rs command.");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 112, buf, __FILE__, __LINE__);
                         return false;
@@ -1282,7 +1312,7 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         std::string conflict_option_name;
         bool is_conflict = false;
 
-        for (std::map< std::string, int >::iterator itr = count_map.begin() ;
+        for (std::map<std::string, int>::iterator itr = count_map.begin() ;
              itr != count_map.end() ; ++itr) {
                 if (itr->second > 1) {
                         conflict_option_name = itr->first;
@@ -1292,30 +1322,52 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
         }
 
         if (is_conflict == false &&
-            count_map["-t"] == 1 && count_map ["--tcp-service"] == 1) {
+            count_map["-t"] == 1 && count_map["--tcp-service"] == 1) {
                 //-t(--tcp-service)
                 conflict_option_name = "--tcp-service";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-m"] == 1 && count_map ["--proto-module"] == 1) {
+            count_map["-m"] == 1 && count_map["--proto-module"] == 1) {
                 //-m(--proto-module)
                 conflict_option_name = "--proto-module";
                 is_conflict = true;
         }
         if (is_conflict == false &&
-            count_map["-r"] == 1 && count_map ["--real-server"] == 1) {
+            count_map["-r"] == 1 && count_map["--real-server"] == 1) {
                 //-r(--real-server)
                 conflict_option_name = "--real-server";
                 is_conflict = true;
         }
         if ((is_conflict == false) &&
-            (count_map["-w"] == 1) && (count_map ["--weight"] == 1) &&
+            (count_map["-w"] == 1) && (count_map["--weight"] == 1) &&
             (l7vsadm_request::CMD_DEL_RS != cmd)) {
                 //-w(--weight)
                 conflict_option_name = "--weight";
                 is_conflict = true;
         }
+        if ((is_conflict == false) &&
+            (count_map["-M"] == 1) && (count_map["--masq"] == 1) &&
+            (l7vsadm_request::CMD_DEL_RS != cmd)) {
+                //-M(--masq)
+                conflict_option_name = "--masq";
+                is_conflict = true;
+        }
+        if ((is_conflict == false) &&
+            (count_map["-T"] == 1) && (count_map["--tproxy"] == 1) &&
+            (l7vsadm_request::CMD_DEL_RS != cmd)) {
+                //-T(--tproxy)
+                conflict_option_name = "--tproxy";
+                is_conflict = true;
+        }
+        if ((is_conflict == false) &&
+            count_map["-M"] + count_map["--masq"] +
+            count_map["-T"] + count_map["--tproxy"] > 1 &&
+            (l7vsadm_request::CMD_DEL_RS != cmd)) {
+                //-M/T(--masq/tproxy)
+                conflict_option_name = "--masq/tproxy";
+                is_conflict = true;
+        }
 
         if (is_conflict == true) {
                 std::stringstream buf;
@@ -1331,16 +1383,16 @@ bool    l7vs::l7vsadm::parse_rs_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd
 // realserver option functions.
 //
 //! realserver weight set
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_rs_weight_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_rs_weight_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 14, "l7vsadm::parse_opt_rs_weight_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 14, "l7vsadm::parse_opt_rs_weight_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                //don't target weight value
-                std::string    buf("weight value is not specified.");
+                // weight value is not specified
+                std::string buf("weight value is not specified.(--weight)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 51, buf, __FILE__, __LINE__);
                 return false;
@@ -1349,43 +1401,74 @@ bool    l7vs::l7vsadm::parse_opt_rs_weight_func(int &pos, int argc, char *argv[]
                 request.vs_element.realserver_vector.front().weight = boost::lexical_cast<int>(argv[pos]);
                 if ((0 > request.vs_element.realserver_vector.front().weight) ||
                     (100 < request.vs_element.realserver_vector.front().weight)) {
-                        std::string    buf("invalid weight value.");
+                        std::string buf("invalid weight value.(--weight)");
                         l7vsadm_err.setter(true, buf);
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 52, buf, __FILE__, __LINE__);
                         return false;
                 }
         } catch (boost::bad_lexical_cast &ex) {
                 // lexical cast error
-                std::string    buf("invalid weight value.");
+                std::string buf("invalid weight value.(--weight)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 53, buf, __FILE__, __LINE__);
                 return false;
         }
         return true;
 }
+//! realserver forward mode set
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_rs_fwdmode_func(int &pos, int argc, char *argv[])
+{
+        Logger logger(LOG_CAT_L7VSADM_COMMON, /*XXX*/999, "l7vsadm::parse_opt_rs_fwdmode_func", __FILE__, __LINE__);
+
+        std::string opt(argv[pos]);
+        if (opt == "-M" || opt == "--masq") {
+                request.vs_element.realserver_vector.front().fwdmode = realserver_element::FWD_MASQ;
+        } else if (opt == "-T" || opt == "--tproxy") {
+#ifdef IP_TRANSPARENT
+                request.vs_element.realserver_vector.front().fwdmode = realserver_element::FWD_TPROXY;
+#else
+                std::stringstream buf("tproxy(IP_TRANSPARENT) not supported on this platform.");
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogInfo(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
+                return false;
+#endif
+        } else {
+                // should never come here
+                std::stringstream buf;
+                buf << boost::format("unknown realserver forward mode specified.(%s)") % opt;
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, /*XXX*/999, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+        return true;
+
+}
 //! realserver target set
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_rs_realserver_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_rs_realserver_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 15, "l7vsadm::parse_opt_rs_realserver_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 15, "l7vsadm::parse_opt_rs_realserver_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                // don't target realserver address
-                std::string    buf("realserver address is not specified.");
+                // realserver address is not specified
+                std::string buf("realserver address is not specified.(--real-server)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 54, buf, __FILE__, __LINE__);
                 return false;
         }
-        std::string    src_str = argv[pos];
+        std::string src_str = argv[pos];
         if (request.vs_element.udpmode) {
                 error_code err;
-                request.vs_element.realserver_vector.front().udp_endpoint = string_to_endpoint< boost::asio::ip::udp >(src_str, err);
+                request.vs_element.realserver_vector.front().udp_endpoint = string_to_endpoint<boost::asio::ip::udp>(src_str, err);
                 if (err) {
                         // address string error.
                         std::stringstream buf;
-                        buf << "realserver endpoint parse error:" << err.get_message() << src_str;
+                        buf << "realserver endpoint parse error(--real-server): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 55, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1393,18 +1476,18 @@ bool    l7vs::l7vsadm::parse_opt_rs_realserver_func(int &pos, int argc, char *ar
                 check_endpoint<boost::asio::ip::udp>(request.vs_element.realserver_vector.front().udp_endpoint, false, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "realserver endpoint parse error:" << err.get_message() << src_str;
+                        buf << "realserver endpoint parse error(--real-server): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 56, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
         } else {
                 error_code err;
-                request.vs_element.realserver_vector.front().tcp_endpoint = string_to_endpoint< boost::asio::ip::tcp >(src_str, err);
+                request.vs_element.realserver_vector.front().tcp_endpoint = string_to_endpoint<boost::asio::ip::tcp>(src_str, err);
                 if (err) {
                         // address string error.
                         std::stringstream buf;
-                        buf << "realserver endpoint parse error:" << err.get_message() << src_str;
+                        buf << "realserver endpoint parse error(--real-server): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 57, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1412,7 +1495,7 @@ bool    l7vs::l7vsadm::parse_opt_rs_realserver_func(int &pos, int argc, char *ar
                 check_endpoint<boost::asio::ip::tcp>(request.vs_element.realserver_vector.front().tcp_endpoint, false, err);
                 if (err) {
                         std::stringstream buf;
-                        buf << "realserver endpoint parse error:" << err.get_message() << src_str;
+                        buf << "realserver endpoint parse error(--real-server): " << err.get_message() << src_str;
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 58, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1422,12 +1505,12 @@ bool    l7vs::l7vsadm::parse_opt_rs_realserver_func(int &pos, int argc, char *ar
 }
 
 //! replication command parsing.
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_replication_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_replication_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 16, "l7vsadm::parse_replication_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 16, "l7vsadm::parse_replication_func", __FILE__, __LINE__);
 
         if (argc < 3 || argc > 4) {
                 //argument num err
@@ -1449,7 +1532,7 @@ bool    l7vs::l7vsadm::parse_replication_func(l7vs::l7vsadm_request::COMMAND_COD
                         if (! itr->second(pos, argc, argv)) return false;
                 } else {
                         std::stringstream buf;
-                        buf << "replication option not found:" << argv[pos];
+                        buf << "replication option not found(--replication): " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 59, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1457,7 +1540,7 @@ bool    l7vs::l7vsadm::parse_replication_func(l7vs::l7vsadm_request::COMMAND_COD
         }
         if (l7vsadm_request::REP_NONE == request.replication_command) {
                 // not specified replication command
-                std::string    buf("replication command not specified.");
+                std::string buf("replication command not specified.(--replication)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 60, buf, __FILE__, __LINE__);
                 return false;
@@ -1467,37 +1550,37 @@ bool    l7vs::l7vsadm::parse_replication_func(l7vs::l7vsadm_request::COMMAND_COD
 }
 
 //
-//    replication option functions.
+// replication option functions.
 //
 //! replication switch function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_replication_switch_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_replication_switch_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 17, "l7vsadm::parse_opt_replication_switch_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 17, "l7vsadm::parse_opt_replication_switch_func", __FILE__, __LINE__);
 
         if (request.replication_command != l7vsadm_request::REP_NONE) {
                 // double command target.
-                std::string    buf("replication option is double specified.");
+                std::string buf("replication option is double specified.(--switch)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 61, buf, __FILE__, __LINE__);
                 return false;
         }
         if (++pos >= argc) {
-                // don't target replication switch value
-                std::string    buf("replication switch option is not specified.");
+                // replication switch value is not specified
+                std::string buf("replication switch option is not specified.(--switch)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 62, buf, __FILE__, __LINE__);
                 return false;
         }
         parse_opt_map_type::iterator itr = replication_switch_option_dic.find(argv[pos]);
-        if (itr != replication_switch_option_dic.end()) {    // option string function find.
-                if (! itr->second(pos, argc, argv)) return false;       // option string function error.
-        } else { //option string function don't find.
+        if (itr != replication_switch_option_dic.end()) { // option string function find.
+                if (! itr->second(pos, argc, argv)) return false; // option string function error.
+        } else { //option string function not found.
                 // print option not found message.
                 std::stringstream buf;
-                buf << "replication switch option not found:" << argv[pos];
+                buf << "replication switch option not found(--switch): " << argv[pos];
                 l7vsadm_err.setter(true, buf.str());
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 63, buf.str(), __FILE__, __LINE__);
                 return false;
@@ -1505,38 +1588,38 @@ bool    l7vs::l7vsadm::parse_opt_replication_switch_func(int &pos, int argc, cha
         return true;
 }
 //! replication start function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_replication_start_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_replication_start_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 18, "l7vsadm::parse_opt_replication_start_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 18, "l7vsadm::parse_opt_replication_start_func", __FILE__, __LINE__);
 
         request.replication_command = l7vsadm_request::REP_START;
         return true;
 }
 //! replication stop function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_replication_stop_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_replication_stop_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 19, "l7vsadm::parse_opt_replication_stop_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 19, "l7vsadm::parse_opt_replication_stop_func", __FILE__, __LINE__);
 
         request.replication_command = l7vsadm_request::REP_STOP;
         return true;
 }
 //! replication force function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_replication_force_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_replication_force_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 20, "l7vsadm::parse_opt_replication_force_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 20, "l7vsadm::parse_opt_replication_force_func", __FILE__, __LINE__);
 
         if (request.replication_command != l7vsadm_request::REP_NONE) {
                 // double command target.
-                std::string    buf("replication option is double specified.");
+                std::string buf("replication option is double specified.(--force)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 64, buf, __FILE__, __LINE__);
                 return false;
@@ -1545,16 +1628,16 @@ bool    l7vs::l7vsadm::parse_opt_replication_force_func(int &pos, int argc, char
         return true;
 }
 //! replication dump function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_replication_dump_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_replication_dump_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 21, "l7vsadm::parse_opt_replication_dump_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 21, "l7vsadm::parse_opt_replication_dump_func", __FILE__, __LINE__);
 
         if (request.replication_command != l7vsadm_request::REP_NONE) {
                 // double command target.
-                std::string    buf("replication option is double specified.");
+                std::string buf("replication option is double specified.(--dump)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 65, buf, __FILE__, __LINE__);
                 return false;
@@ -1564,12 +1647,12 @@ bool    l7vs::l7vsadm::parse_opt_replication_dump_func(int &pos, int argc, char
 }
 
 //! log command parsing.
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_log_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_log_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 22, "l7vsadm::parse_log_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 22, "l7vsadm::parse_log_func", __FILE__, __LINE__);
 
         if (argc != 6) {
                 //argument num err
@@ -1587,12 +1670,12 @@ bool    l7vs::l7vsadm::parse_log_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cm
 
         for (int pos = 2; pos < argc; ++pos) {
                 parse_opt_map_type::iterator itr = log_option_dic.find(argv[pos]);
-                if (itr != log_option_dic.end()) {    // option string function find.
-                        if (! itr->second(pos, argc, argv)) return false;       // option string function error.
-                } else { //option string function don't find.
+                if (itr != log_option_dic.end()) { // option string function find.
+                        if (! itr->second(pos, argc, argv)) return false; // option string function error.
+                } else { //option string function not found.
                         // print option not found message.
                         std::stringstream buf;
-                        buf << "log option not found:" << argv[pos];
+                        buf << "log option not found(--log): " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 66, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1600,14 +1683,14 @@ bool    l7vs::l7vsadm::parse_log_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cm
         }
         if (LOG_CAT_NONE == request.log_category) {
                 // not specified logcategory
-                std::string    buf("logcategory not specified.");
+                std::string buf("log category is not specified(--category).");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 67, buf, __FILE__, __LINE__);
                 return false;
         }
         if (LOG_LV_NONE == request.log_level) {
                 // not specified loglevel
-                std::string    buf("loglevel not specified.");
+                std::string buf("log level is not specified.(--level)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 68, buf, __FILE__, __LINE__);
                 return false;
@@ -1616,15 +1699,15 @@ bool    l7vs::l7vsadm::parse_log_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cm
         return true;
 }
 //
-//    log option function
+// log option function
 //
 //! log category set function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_log_category_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_log_category_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 23, "l7vsadm::parse_opt_log_category_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 23, "l7vsadm::parse_opt_log_category_func", __FILE__, __LINE__);
 
         if (request.log_category != LOG_CAT_NONE) {
                 // double target commands.
@@ -1638,8 +1721,8 @@ bool    l7vs::l7vsadm::parse_opt_log_category_func(int &pos, int argc, char *arg
                 return false;
         }
         if (++pos >= argc) {
-                // don't target logcategory
-                std::string    buf("logcategory is not specified.");
+                // log category is not specified.
+                std::string buf("log category is not specified.(--category)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 70, buf, __FILE__, __LINE__);
                 return false;
@@ -1650,18 +1733,18 @@ bool    l7vs::l7vsadm::parse_opt_log_category_func(int &pos, int argc, char *arg
                 return true;
         }
         std::stringstream buf;
-        buf << "logcategory not found:" << argv[pos];
+        buf << "log category not found(--category): " << argv[pos];
         l7vsadm_err.setter(true, buf.str());
         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 71, buf.str(), __FILE__, __LINE__);
         return false;
 }
 //! log level set function
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_log_level_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_log_level_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 24, "l7vsadm::parse_opt_log_level_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 24, "l7vsadm::parse_opt_log_level_func", __FILE__, __LINE__);
 
         if (request.log_level != LOG_LV_NONE) {
                 // double target commands.
@@ -1675,8 +1758,8 @@ bool    l7vs::l7vsadm::parse_opt_log_level_func(int &pos, int argc, char *argv[]
                 return false;
         }
         if (++pos >= argc) {
-                // don't target loglevel
-                std::string    buf("loglevel is not specified.");
+                // log level is not specified.
+                std::string buf("log level is not specified.(--level)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 73, buf, __FILE__, __LINE__);
                 return false;
@@ -1687,21 +1770,22 @@ bool    l7vs::l7vsadm::parse_opt_log_level_func(int &pos, int argc, char *argv[]
                 return true;
         }
         std::stringstream buf;
-        buf << "loglevel not found:" << argv[pos];
+        buf << "log level not found(--level): " << argv[pos];
         l7vsadm_err.setter(true, buf.str());
         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 74, buf.str(), __FILE__, __LINE__);
         return false;
 }
 
 //! snmp command parsing
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_snmp_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_snmp_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 25, "l7vsadm::parse_snmp_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 25, "l7vsadm::parse_snmp_func", __FILE__, __LINE__);
 
-        if (argc != 6) {
+       //Argument argc is illegal
+        if (argc < 3) {
                 //argument num err
                 std::stringstream buf;
                 buf << "Argument argc is illegal for ";
@@ -1709,7 +1793,7 @@ bool    l7vs::l7vsadm::parse_snmp_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
                 buf << " command.";
 
                 l7vsadm_err.setter(true, buf.str());
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 125, buf.str(), __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 127, buf.str(), __FILE__, __LINE__);
                 return false;
         }
 
@@ -1717,116 +1801,377 @@ bool    l7vs::l7vsadm::parse_snmp_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
 
         for (int pos = 2; pos < argc; ++pos) {
                 parse_opt_map_type::iterator itr = snmp_option_dic.find(argv[pos]);
-                if (itr != snmp_option_dic.end()) {    // option string function find.
-                        if (! itr->second(pos, argc, argv)) return false;       // option string function error.
-                } else { //option string function don't find.
+                if (itr != snmp_option_dic.end()) { // option string function find.
+                        if (! itr->second(pos, argc, argv)) return false; // option string function error.
+                } else { //option string function not found.
                         // print option not found message.
                         std::stringstream buf;
-                        buf << "snmp log option not found:" << argv[pos];
+                        buf << "snmp option not found(--snmp): " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
-                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 75, buf.str(), __FILE__, __LINE__);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 128, buf.str(), __FILE__, __LINE__);
                         return false;
                 }
         }
-        if (LOG_CAT_NONE == request.snmp_log_category) {
-                // not specified logcategory
-                std::string    buf("snmp logcategory not specified.");
+
+        return true;
+
+}
+//! snmp refresh set function
+//! @param[in]    argument position
+//! @param[in]    argument count
+//! @param[in]    argument value
+bool    l7vs::l7vsadm::parse_opt_snmp_refresh_func(int &pos, int argc, char *argv[])
+{
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 42, "l7vsadm::parse_opt_snmp_refresh_func", __FILE__, __LINE__);
+        if (request.snmpinfo.option_set_flag & snmp_info::SNMP_REFRESH_ALL_OPTION_FLAG
+                        ||request.snmpinfo.option_set_flag & snmp_info::SNMP_REFRESH_OPTION_FLAG) {
+                // double target commands.
+                std::stringstream buf;
+                buf << "Option ";
+                buf << argv[pos];
+                buf << " conflict.";
+
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 129, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+
+        if (pos != 2) {
+                // don't target logcategory
+                std::string    buf("Invalid option for -S command.");
+                 l7vsadm_err.setter(true, buf);
+                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 130, buf, __FILE__, __LINE__);
+                 return false;
+        }
+
+        if (argc == 3) {
+                request.snmpinfo.option_set_flag |= snmp_info::SNMP_REFRESH_ALL_OPTION_FLAG;
+                return true;
+        } else if (argc == 7) {
+                for (pos = 3; pos < argc; ++pos) {
+                        parse_opt_map_type::iterator itr = snmp_vs_option_dic.find(argv[pos]);
+                        if (itr != snmp_vs_option_dic.end()) {
+                                if (!itr->second(pos, argc, argv)) {
+                                        return false;
+                                }
+                        } else {
+                                std::string    buf("Invalid option value for -r option.");
+                                l7vsadm_err.setter(true, buf);
+                                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 78, buf, __FILE__, __LINE__);
+                                return false;
+                        }
+                }
+                request.snmpinfo.option_set_flag |= snmp_info::SNMP_REFRESH_OPTION_FLAG;
+
+        } else {
+                std::string    buf("Argument argc is illegal for -S command.");
                 l7vsadm_err.setter(true, buf);
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 76, buf, __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 79, buf, __FILE__, __LINE__);
                 return false;
         }
-        if (LOG_LV_NONE == request.snmp_log_level) {
-                // not specified loglevel
-                std::string    buf("snmp loglevel not specified.");
+
+        return true;
+}
+
+//! snmp virtualservice set function
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool    l7vs::l7vsadm::parse_opt_snmp_vs_target_func(int &pos, int argc, char *argv[])
+{
+       Logger    logger(LOG_CAT_L7VSADM_COMMON, 43, "l7vsadm::parse_opt_vs_target_func", __FILE__, __LINE__);
+        if (request.snmpinfo.option_set_flag & snmp_info::SNMP_TCP_SERVICE_OPTION_FLAG ) {
+                std::stringstream buf;
+                buf << "Option ";
+                buf << argv[pos];
+                buf << " conflict.";
+
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 131, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+
+        if (++pos >= argc) {
+                //don't target recvaddress:port
+                std::string    buf("target endpoint is not specified.");
                 l7vsadm_err.setter(true, buf);
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 77, buf, __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 132, buf, __FILE__, __LINE__);
+                return false;
+        }
+
+        // get host endpoint from string
+        std::string
+       src_str = argv[pos];
+        error_code    err;
+        boost::asio::ip::tcp::endpoint tmp_endpoint;
+        tmp_endpoint = string_to_endpoint<boost::asio::ip::tcp>(src_str, err);
+        if (err) {
+                std::stringstream buf;
+                buf << "target endpoint parse error:" << err.get_message() << src_str;
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 133, buf.str(), __FILE__, __LINE__);
                 return false;
         }
 
+        request.snmpinfo.vs_endpoint = tmp_endpoint;
+        request.snmpinfo.option_set_flag |= snmp_info::SNMP_TCP_SERVICE_OPTION_FLAG;
+
+
         return true;
 }
-//! snmp log category set function
+//! snmp module set function
 //! @param[in]    argument position
 //! @param[in]    argument count
 //! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_snmp_log_category_func(int &pos, int argc, char *argv[])
+bool    l7vs::l7vsadm::parse_opt_snmp_vs_module_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 26, "l7vsadm::parse_opt_snmp_log_category_func", __FILE__, __LINE__);
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 44, "l7vsadm::parse_opt_snmp_vs_module_func", __FILE__, __LINE__);
 
-        if (request.snmp_log_category != LOG_CAT_NONE) {
-                // double target commands.
+       if (request.snmpinfo.option_set_flag & snmp_info::SNMP_PROTOCOL_MODULE_OPTION_FLAG ) {
                 std::stringstream buf;
                 buf << "Option ";
                 buf << argv[pos];
                 buf << " conflict.";
 
                 l7vsadm_err.setter(true, buf.str());
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 78, buf.str(), __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 134, buf.str(), __FILE__, __LINE__);
                 return false;
         }
+
         if (++pos >= argc) {
-                // don't target logcategory
-                std::string    buf("snmp logcategory is not specified.");
+                //don't target protomod name.
+                std::string    buf("protomod name is not specified.");
                 l7vsadm_err.setter(true, buf);
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 79, buf, __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 135, buf, __FILE__, __LINE__);
                 return false;
         }
-        string_logcategory_map_type::iterator itr = string_snmp_logcategory_dic.find(argv[pos]);
-        if (itr != string_snmp_logcategory_dic.end()) {
-                request.snmp_log_category = itr->second;
-                return true;
+
+       std::string    module_name = argv[pos];
+        if (L7VS_MODNAME_LEN < module_name.length()) {
+                std::string    buf("protomod name is too long.");
+                l7vsadm_err.setter(true, buf);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 136, buf, __FILE__, __LINE__);
+                return false;
         }
-        std::stringstream buf;
-        buf << "snmp logcategory not found:" << argv[pos];
-        l7vsadm_err.setter(true, buf.str());
-        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 80, buf.str(), __FILE__, __LINE__);
-        return false;
+
+        protocol_module_control    &ctrl = protocol_module_control::getInstance();
+        ctrl.initialize(L7VS_MODULE_PATH);
+        protocol_module_base *module;
+
+        module = ctrl.load_module(module_name);
+        if (!module) {
+                //don't find protocol module.
+                std::stringstream buf;
+                buf << "protocol module not found:" << module_name;
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 137, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+
+
+        ctrl.unload_module(module);
+
+       request.snmpinfo.option_set_flag |= snmp_info::SNMP_PROTOCOL_MODULE_OPTION_FLAG ;
+        request.snmpinfo.protocol = module_name;
+
+
+        return true;
 }
-//! snmp log level set function
+//! snmp flag set function
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool    l7vs::l7vsadm::parse_opt_snmp_flag_func(int &pos, int argc, char *argv[])
+{
+       int tmp = 0;
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 45, "l7vsadm::parse_opt_snmp_flag_func", __FILE__, __LINE__);
+       if (request.snmpinfo.option_set_flag & snmp_info::SNMP_ENABLE_OPTION_FLAG ) {
+                std::stringstream buf;
+                buf << "Option ";
+                buf << argv[pos];
+                buf << " conflict.";
+
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 138, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+       if (++pos < argc) {
+                try {
+                        tmp = boost::lexical_cast< int >(argv[pos]);
+                } catch (const boost::bad_lexical_cast& ex) {
+                        std::string    buf("Invalid option value for -f option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 139, buf, __FILE__, __LINE__);
+                        return false;
+                }
+
+                if (tmp == 0 || tmp == 1) {
+
+                       request.snmpinfo.enabled = tmp;
+                        request.snmpinfo.option_set_flag |= snmp_info::SNMP_ENABLE_OPTION_FLAG;
+
+                        return true;
+                } else {
+                        std::string    buf("Invalid option value for -f option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 140, buf, __FILE__, __LINE__);
+                        return false;
+                }
+        } else {
+                std::string    buf("Need option value for -f option");
+                l7vsadm_err.setter(true, buf);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 141, buf, __FILE__, __LINE__);
+                return false;
+        }
+}
+//! snmp interval set function
 //! @param[in]    argument position
 //! @param[in]    argument count
 //! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_snmp_log_level_func(int &pos, int argc, char *argv[])
+bool    l7vs::l7vsadm::parse_opt_snmp_interval_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 27, "l7vsadm::parse_opt_snmp_log_level_func", __FILE__, __LINE__);
+        int tmp = 0;
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 46, "l7vs::l7vsadm::parse_opt_snmp_interval_func", __FILE__, __LINE__);
 
-        if (request.snmp_log_level != LOG_LV_NONE) {
-                // double target commands.
+        if (request.snmpinfo.option_set_flag & snmp_info::SNMP_INTERVAL_OPTION_FLAG ) {
                 std::stringstream buf;
                 buf << "Option ";
                 buf << argv[pos];
                 buf << " conflict.";
 
                 l7vsadm_err.setter(true, buf.str());
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 81, buf.str(), __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 142, buf.str(), __FILE__, __LINE__);
                 return false;
         }
-        if (++pos >= argc) {
-                // don't rarget logcategory
-                std::string    buf("snmp loglevel is not specified.");
+
+       if (++pos < argc) {
+                try {
+                        tmp = boost::lexical_cast< int >(argv[pos]);
+                } catch (const boost::bad_lexical_cast&) {
+                        std::string    buf("Invalid option value for -i option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 143, buf, __FILE__, __LINE__);
+                        return false;
+                }
+
+                if (tmp >= 0) {
+                        request.snmpinfo.interval = tmp;
+                        request.snmpinfo.option_set_flag |= snmp_info::SNMP_INTERVAL_OPTION_FLAG;
+
+                        return true;
+                } else {
+                        std::string    buf("Invalid option value for -i option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 144, buf, __FILE__, __LINE__);
+                        return false;
+                }
+        } else    {
+                std::string    buf("Need option value for -i option");
                 l7vsadm_err.setter(true, buf);
-                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 82, buf, __FILE__, __LINE__);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 145, buf, __FILE__, __LINE__);
                 return false;
         }
-        string_loglevel_map_type::iterator itr = string_loglevel_dic.find(argv[pos]);
-        if (itr != string_loglevel_dic.end()) {
-                request.snmp_log_level = itr->second;
-                return true;
+}
+
+//! snmp logtrap set function
+//! @param[in]    argument position
+//! @param[in]    argument count
+//! @param[in]    argument value
+bool    l7vs::l7vsadm::parse_opt_snmp_log_trap_func(int &pos, int argc, char *argv[])
+{
+        int tmp = 0;
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 47, "l7vs::l7vsadm::parse_opt_snmp_log_trap_func", __FILE__, __LINE__);
+
+        if (request.snmpinfo.option_set_flag & snmp_info::SNMP_LOGTRAP_OPTION_FLAG ) {
+                std::stringstream buf;
+                buf << "Option ";
+                buf << argv[pos];
+                buf << " conflict.";
+
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 146, buf.str(), __FILE__, __LINE__);
+                return false;
         }
-        std::stringstream buf;
-        buf << "snmp loglevel not found:" << argv[pos];
-        l7vsadm_err.setter(true, buf.str());
-        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 83, buf.str(), __FILE__, __LINE__);
-        return false;
+        if (++pos < argc) {
+                try {
+                        tmp = boost::lexical_cast< int >(argv[pos]);
+                } catch (const boost::bad_lexical_cast&) {
+                        std::string    buf("Invalid option value for -t option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 147, buf, __FILE__, __LINE__);
+                        return false;
+                }
+                if (tmp == 0 || tmp == 1) {
+
+                       request.snmpinfo.logtrap_enabled = tmp;
+                        request.snmpinfo.option_set_flag |= snmp_info::SNMP_LOGTRAP_OPTION_FLAG;
+
+
+                        return true;
+                } else {
+                        std::string    buf("Invalid option value for -t option.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 148, buf, __FILE__, __LINE__);
+                        return false;
+                }
+        } else    {
+                std::string    buf("Need option value for -t option");
+                l7vsadm_err.setter(true, buf);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 149, buf, __FILE__, __LINE__);
+                return false;
+        }
+
 }
 
-//! parameter command parsing
-//! @param[in]    request command
+//! snmp logtrap_level set function
+//! @param[in]    argument position
 //! @param[in]    argument count
 //! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_parameter_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+bool    l7vs::l7vsadm::parse_opt_snmp_log_trap_level_func(int &pos, int argc, char *argv[])
+{
+        Logger    logger(LOG_CAT_L7VSADM_COMMON, 48, "l7vs::l7vsadm::parse_opt_snmp_log_trap_level_func", __FILE__, __LINE__);
+
+        if (request.snmpinfo.option_set_flag & snmp_info::SNMP_LOGTRAP_LEVEL_OPTION_FLAG) {
+                std::stringstream buf;
+                buf << "Option ";
+                buf << argv[pos];
+                buf << " conflict.";
+
+                l7vsadm_err.setter(true, buf.str());
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 150, buf.str(), __FILE__, __LINE__);
+                return false;
+        }
+
+        if (++pos < argc) {
+                string_loglevel_map_type::iterator itr = string_loglevel_dic.find(argv[pos]);
+                if (itr != string_loglevel_dic.end()) {
+                        request.snmpinfo.logtrap_level = itr->second;
+                        request.snmpinfo.option_set_flag |= snmp_info::SNMP_LOGTRAP_LEVEL_OPTION_FLAG;
+
+                        return true;
+                } else {
+                        std::string    buf("logtrap_level not found.");
+                        l7vsadm_err.setter(true, buf);
+                        Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 151, buf, __FILE__, __LINE__);
+                        return false;
+                }
+        } else {
+                std::string    buf("Need option value for -l option");
+                l7vsadm_err.setter(true, buf);
+                Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 152, buf, __FILE__, __LINE__);
+                return false;
+
+        }
+
+}
+
+//! parameter command parsing
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_parameter_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 28, "l7vsadm::parse_parameter_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 28, "l7vsadm::parse_parameter_func", __FILE__, __LINE__);
 
         if (argc != 4) {
                 //argument num err
@@ -1844,12 +2189,12 @@ bool    l7vs::l7vsadm::parse_parameter_func(l7vs::l7vsadm_request::COMMAND_CODE_
 
         for (int pos = 2; pos < argc; ++pos) {
                 parse_opt_map_type::iterator itr = parameter_option_dic.find(argv[pos]);
-                if (itr != parameter_option_dic.end()) {    // option string function find.
-                        if (! itr->second(pos, argc, argv)) return false;       // option string function error.
-                } else { //option string function don't find.
+                if (itr != parameter_option_dic.end()) { // option string function find.
+                        if (! itr->second(pos, argc, argv)) return false; // option string function error.
+                } else { //option string function not found.
                         // print option not found message.
                         std::stringstream buf;
-                        buf << "parameter option not found:" << argv[pos];
+                        buf << "parameter option not found(--parameter): " << argv[pos];
                         l7vsadm_err.setter(true, buf.str());
                         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 84, buf.str(), __FILE__, __LINE__);
                         return false;
@@ -1858,7 +2203,7 @@ bool    l7vs::l7vsadm::parse_parameter_func(l7vs::l7vsadm_request::COMMAND_CODE_
 
         if (PARAM_COMP_NOCAT == request.reload_param) {
                 // not specified reload_param
-                std::string    buf("reload component not specified.");
+                std::string buf("reload component is not specified.(--reload)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 85, buf, __FILE__, __LINE__);
                 return false;
@@ -1867,19 +2212,19 @@ bool    l7vs::l7vsadm::parse_parameter_func(l7vs::l7vsadm_request::COMMAND_CODE_
         return true;
 }
 //
-//    parameter command
+// parameter command
 //
 //! parameter reload component parsing
-//! @param[in]    argument position
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_opt_parameter_reload_func(int &pos, int argc, char *argv[])
+//! @param[in] argument position
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_opt_parameter_reload_func(int &pos, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 29, "l7vsadm::parse_opt_parameter_reload_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 29, "l7vsadm::parse_opt_parameter_reload_func", __FILE__, __LINE__);
 
         if (++pos >= argc) {
-                // don't target reload component
-                std::string    buf("reload component is not specified.");
+                // reload component is not specified
+                std::string buf("reload component is not specified.(--reload)");
                 l7vsadm_err.setter(true, buf);
                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 86, buf, __FILE__, __LINE__);
                 return false;
@@ -1890,23 +2235,23 @@ bool    l7vs::l7vsadm::parse_opt_parameter_reload_func(int &pos, int argc, char
                 return true;
         }
         std::stringstream buf;
-        buf << "reload component not found:" << argv[pos];
+        buf << "reload component not found(--reload): " << argv[pos];
         l7vsadm_err.setter(true, buf.str());
         Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 87, buf.str(), __FILE__, __LINE__);
         return false;
 }
 
 //! help command parsing
-//! @param[in]    request command
-//! @param[in]    argument count
-//! @param[in]    argument value
-bool    l7vs::l7vsadm::parse_help_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
+//! @param[in] request command
+//! @param[in] argument count
+//! @param[in] argument value
+bool l7vs::l7vsadm::parse_help_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG cmd, int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 30, "l7vsadm::parse_help_func", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 30, "l7vsadm::parse_help_func", __FILE__, __LINE__);
 
         request.command = cmd;
 
-        std::cout << usage() << std::endl;
+        std::cout << usage();
 
         std::cout <<
                   "Commands:\n"
@@ -1930,25 +2275,26 @@ bool    l7vs::l7vsadm::parse_help_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
         std::cout <<
                   "Options:\n"
                   "  --tcp-service      -t service-address     service-address is host:port\n"
-                  "  --proto-module     -m proto-module        protocol module name and module argment\n"
+                  "  --proto-module     -m proto-module        protocol module name and module argument\n"
                   "                        [module-args]\n"
                   "  --scheduler        -s scheduler           one of rr,lc,wrr\n"
                   "  --upper            -u connection-count    maximum number of connections\n"
                   "  --bypass           -b sorry-server        sorry server address is host:port\n"
+                  "  --tproxy           -T                     set sorry server connection to IP transparent mode.\n"
+                  "  --masq             -M                     set sorry server connection to IP masquerade mode.\n"
+
                   "  --flag             -f sorry-flag          sorry status set to virtual service\n"
                   "  --qos-up           -Q QoSval-up           QoS Threshold(bps) set to real server direction\n"
                   "  --qos-down         -q QoSval-down         QoS Threshold(bps) set to client direction\n"
                   "  --ssl              -z ssl-config-file     SSL configuration file(Use SSL)\n"
-#ifdef IP_TRANSPARENT
-                  "  --sockopt          -O socket-option       transparent,deferaccept,nodelay,cork,quickackon or quickackoff set to socket option\n"
-#else
                   "  --sockopt          -O socket-option       deferaccept,nodelay,cork,quickackon or quickackoff set to socket option\n"
-#endif
                   "  --access-log       -L access-log-flag     access log flag 0(none) or 1(output)\n"
                   "  --access-log-name  -a access-log-file     access log file\n"
                   "                        [logrotate-args]\n"
                   "  --real-server      -r server-address      server-address is host:port\n"
                   "  --weight           -w weight              scheduling weight set to real server\n"
+                  "  --tproxy           -T                     set real server connection to IP transparent mode.\n"
+                  "  --masq             -M                     set real server connection to IP masquerade mode.\n"
                   "  --switch           -s replication-switch  start or stop replication\n"
                   "  --force            -f                     force replication start\n"
                   "  --dump             -d                     dump replication memory\n"
@@ -1956,75 +2302,83 @@ bool    l7vs::l7vsadm::parse_help_func(l7vs::l7vsadm_request::COMMAND_CODE_TAG c
                   "  --level            -l log-level           set log level for l7vsd or SNMP Agent\n"
                   "  --reload           -r reload-parameter    reload specified config parameter\n"
                   "  --numeric          -n                     list the table in numeric\n"
+                 "  --flag              -f snmp-flag           start or stop snmp function 0(off) 1(on)\n"
+                 "  --interval          -i update-interval     set collect snmp cache collect interval(s)\n"
+                 "  --logtrap           -t log-trap-flag       start or stop log trap function 0(off) 1(on)\n"
+                 "  --logtraplevel      -l log-trap-level      set log trap level for snmp\n"
+                 "  --refresh           -r                     clear statistic info for snmp\n"
                   << std::endl;
 
         return true;
 }
 
 //! usage function.
-std::string    l7vs::l7vsadm::usage()
+std::string l7vs::l7vsadm::usage()
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 31, "l7vsadm::usage", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 31, "l7vsadm::usage", __FILE__, __LINE__);
 
-        std::stringstream    stream;
+        std::stringstream stream;
         stream <<
                "Usage: \n"
                "  l7vsadm -A -t service-address -m proto-module [module-args]\n"
-               "          [-s scheduler] [-u connection-count] [-b sorry-server]\n"
+               "          [-s scheduler] [-u connection-count] [-b sorry-server] [-T|M]\n"
                "          [-f sorry-flag] [-Q QoSval-up] [-q QoSval-down] [-z ssl-config-file]\n"
                "          [-O socket-option] [-L access-log-flag] [-a access-log-file [logrotate-args]]\n"
                "  l7vsadm -E -t service-address -m proto-module [module-args]\n"
-               "          [-s scheduler] [-u connection-count] [-b sorry-server]\n"
+               "          [-s scheduler] [-u connection-count] [-b sorry-server] [-T|M]\n"
                "          [-f sorry-flag] [-Q QoSval-up] [-q QoSval-down] [-L access-log-flag]\n"
                "  l7vsadm -D -t service-address -m proto-module [module-args]\n"
                "  l7vsadm -C\n"
                "  l7vsadm -a|e -t service-address -m proto-module [module-args]\n"
-               "          -r server-address [-w weight]\n"
+               "          -r server-address [-w weight] [-T|M]\n"
                "  l7vsadm -d -t service-address -m proto-module [module-args]\n"
                "          -r server-address\n"
                "  l7vsadm -R -s replication-switch\n"
                "  l7vsadm -R -f\n"
                "  l7vsadm -R -d\n"
                "  l7vsadm -L -c log-category -l log-level\n"
-               "  l7vsadm -S -c log-category -l log-level\n"
-               "  l7vsadm -P -r reload-parameter\n"
-               "  l7vsadm -l [-n]\n"
-               "  l7vsadm -V [-n]\n"
-               "  l7vsadm -K [-n]\n"
-               "  l7vsadm -h\n"
+               "  l7vsadm -S [-f snmp-flag] [-i update-interval] [-t log-trap-flag] [-l log-trap-level]\n"
+              "  l7vsadm -S -r [-t service-address -m proto-module]\n"
+              "  l7vsadm -P -r reload-parameter\n"
+              "  l7vsadm -l [-n]\n"
+              "  l7vsadm -V [-n]\n"
+              "  l7vsadm -K [-n]\n"
+              "  l7vsadm -h\n"
                << std::endl;
         return stream.str();
 }
 
-//!    disp_list function
-void    l7vs::l7vsadm::disp_list()
+//! disp_list function
+void l7vs::l7vsadm::disp_list()
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 32, "l7vsadm::disp_list", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 32, "l7vsadm::disp_list", __FILE__, __LINE__);
 
         std::stringstream buf;
         buf << boost::format("Layer-7 Virtual Server version %s\n") % VERSION;
         buf << "Prot LocalAddress:Port ProtoMod Scheduler\n";
         buf << "  -> RemoteAddress:Port           Forward Weight ActiveConn InactConn\n";
         BOOST_FOREACH(virtualservice_element vse, response.virtualservice_status_list) {
-                std::string    vsepstr;
-                if (vse.udpmode)
+                std::string vsepstr;
+                if (vse.udpmode) {
                         vsepstr = endpoint_to_string<boost::asio::ip::udp>(vse.udp_recv_endpoint, numeric_flag);
-                else
+                } else {
                         vsepstr = endpoint_to_string<boost::asio::ip::tcp>(vse.tcp_accept_endpoint, numeric_flag);
+                }
                 buf << boost::format("%s %s %s %s\n")
                     % (vse.udpmode ? "UDP" : "TCP")
                     % vsepstr
                     % vse.protocol_module_name
                     % vse.schedule_module_name;
                 BOOST_FOREACH(realserver_element rse, vse.realserver_vector) {
-                        std::string    rsepstr;
-                        if (vse.udpmode)
+                        std::string rsepstr;
+                        if (vse.udpmode) {
                                 rsepstr = endpoint_to_string<boost::asio::ip::udp>(rse.udp_endpoint, numeric_flag);
-                        else
+                        } else {
                                 rsepstr = endpoint_to_string<boost::asio::ip::tcp>(rse.tcp_endpoint, numeric_flag);
+                        }
                         buf << boost::format("  -> %-28s %-7s %-6d %-10d %-10d\n")
                             % rsepstr
-                            % "Masq"
+                            % rse.get_fwdmode_str()
                             % rse.weight
                             % rse.get_active()
                             % rse.get_inact();
@@ -2033,10 +2387,10 @@ void    l7vs::l7vsadm::disp_list()
         std::cout << buf.str();
 }
 
-//!    disp_list_key function
-void    l7vs::l7vsadm::disp_list_key()
+//! disp_list_key function
+void l7vs::l7vsadm::disp_list_key()
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 33, "l7vsadm::disp_list_key", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 33, "l7vsadm::disp_list_key", __FILE__, __LINE__);
 
         std::stringstream buf;
         buf << boost::format("Layer-7 Virtual Server version %s\n") % VERSION;
@@ -2048,11 +2402,12 @@ void    l7vs::l7vsadm::disp_list_key()
         buf << "     Access_log_rotate option\n";
         buf << "  -> RemoteAddress:Port           Forward Weight ActiveConn InactConn\n";
         BOOST_FOREACH(virtualservice_element vse, response.virtualservice_status_list) {
-                std::string    vsepstr;
-                if (vse.udpmode)
+                std::string vsepstr;
+                if (vse.udpmode) {
                         vsepstr = endpoint_to_string<boost::asio::ip::udp>(vse.udp_recv_endpoint, numeric_flag);
-                else
+                } else {
                         vsepstr = endpoint_to_string<boost::asio::ip::tcp>(vse.tcp_accept_endpoint, numeric_flag);
+                }
                 buf << boost::format("%s %s %s %s\n")
                     % (vse.udpmode ? "UDP" : "TCP")
                     % vsepstr
@@ -2076,7 +2431,7 @@ void    l7vs::l7vsadm::disp_list_key()
                                 rsepstr = endpoint_to_string<boost::asio::ip::tcp>(rse.tcp_endpoint, numeric_flag);
                         buf << boost::format("  -> %-28s %-7s %-6d %-10d %-10d\n")
                             % rsepstr
-                            % "Masq"
+                            % rse.get_fwdmode_str()
                             % rse.weight
                             % rse.get_active()
                             % rse.get_inact();
@@ -2085,21 +2440,25 @@ void    l7vs::l7vsadm::disp_list_key()
         std::cout << buf.str();
 }
 
-//!    disp_list_verbose function
-void    l7vs::l7vsadm::disp_list_verbose()
+//! disp_list_verbose function
+void l7vs::l7vsadm::disp_list_verbose()
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 34, "l7vsadm::disp_list_verbose", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 34, "l7vsadm::disp_list_verbose", __FILE__, __LINE__);
 
         unsigned long long output_qos_upstream_value;
         unsigned long long output_qos_downstream_value;
+       const int MAX_TIME_FORMAT_LEN = 20;
+        char snmp_start_date[MAX_TIME_FORMAT_LEN] = {0};
+        char snmp_last_request_date[MAX_TIME_FORMAT_LEN] = {0};
+        char snmp_last_trap_date[MAX_TIME_FORMAT_LEN] = {0};
 
-        std::stringstream    buf;
+        std::stringstream buf;
         buf << boost::format("Layer-7 Virtual Server version %s\n") % VERSION;
 
         //disp loglevel
         buf << "L7vsd Log Level:\n";
         buf << "Category                       Level\n";
-        typedef    std::pair< LOG_CATEGORY_TAG, LOG_LEVEL_TAG > logstatus_type;
+        typedef std::pair<LOG_CATEGORY_TAG, LOG_LEVEL_TAG> logstatus_type;
         BOOST_FOREACH(logstatus_type logstatus, response.log_status_list) {
                 buf << boost::format("%-30s %s\n")
                     % logcategory_string_dic[logstatus.first]
@@ -2112,42 +2471,76 @@ void    l7vs::l7vsadm::disp_list_verbose()
         buf << boost::format("%s\n") % replication_mode_string_dic[response.replication_mode_status];
         buf << "\n";
 
-        //disp snmp connection status
-        buf << "SNMPAgent Connection Status:\n";
-        if (response.snmp_connection_status)
-                buf << "connecting\n";
-        else
-                buf << "non-connecting\n";
-        buf << "\n";
-
-        //disp snmp loglevel
-        buf << "SNMPAgent Log Level:\n";
-        buf << "Category                       Level\n";
-        BOOST_FOREACH(logstatus_type snmplogstatus, response.snmp_log_status_list) {
-                buf << boost::format("%-30s %s\n")
-                    % snmp_logcategory_string_dic[snmplogstatus.first]
-                    % loglevel_string_dic[snmplogstatus.second];
+       //disp snmp agent status
+       buf << "SNMPAgent:\n";
+       if (!response.snmpinfo.enabled) {
+               boost::format fmtter("%-30s inactive\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n"
+                                    "%-30s none\n");
+
+               fmtter % "Agent Status";
+               fmtter % "log trap status";
+               fmtter % "log trap level";
+               fmtter % "cache update interval";
+               fmtter % "start date";
+               fmtter % "last request date";
+               fmtter % "last trap date";
+               fmtter % "total GET requests";
+               fmtter % "total SET requests";
+               fmtter % "total trap counts";   
+
+               buf << fmtter.str();
+        } else {
+               strftime(snmp_start_date, sizeof(snmp_start_date), "%Y-%m-%d %H-%M-%S", localtime(&response.snmpinfo.start_date));
+               strftime(snmp_last_request_date, sizeof(snmp_start_date), "%Y-%m-%d %H-%M-%S", localtime(&response.snmpinfo.request_last_date));
+               strftime(snmp_last_trap_date, sizeof(snmp_start_date), "%Y-%m-%d %H-%M-%S", localtime(&response.snmpinfo.trap_last_date));
+
+               boost::format fmtter("%-30s active\n"
+                                    "%-30s %s\n"
+                                    "%-30s %s\n"
+                                    "%-30s %d\n"
+                                    "%-30s %s\n"
+                                    "%-30s %s\n"
+                                    "%-30s %s\n"
+                                    "%-30s %u\n"
+                                    "%-30s %u\n"
+                                    "%-30s %u\n");
+
+               fmtter % "Agent Status";
+               fmtter % "log trap status";
+               fmtter % (response.snmpinfo.logtrap_enabled ? "on" : "off");
+               fmtter % "log trap level";
+               fmtter % (response.snmpinfo.logtrap_enabled ? loglevel_string_dic[response.snmpinfo.logtrap_level] : "none" );
+               fmtter % "cache update interval" % response.snmpinfo.interval;
+               fmtter % "start date" %  (response.snmpinfo.start_date == 0 ? "none" : snmp_start_date);
+               fmtter % "last request date" % (response.snmpinfo.request_last_date == 0 ? "none" : snmp_last_request_date);
+               fmtter % "last trap date" % (response.snmpinfo.trap_last_date == 0 ? "none" : snmp_last_trap_date);
+               fmtter % "total GET requests" % response.snmpinfo.snmp_get_requests;
+               fmtter % "total SET requests" % response.snmpinfo.snmp_set_requests;
+               fmtter % "total trap counts" % response.snmpinfo.snmp_trap_count;
+               buf << fmtter.str();
         }
+
+
         buf << "\n";
 
         // disp vs
         buf << "Prot LocalAddress:Port ProtoMod Scheduler Protomod_opt_string\n";
-        buf << "     SorryAddress:Port Sorry_cc Sorry_flag\n";
-        buf << "     QoS-up   Throughput-up\n";
-        buf << "     QoS-down Throughput-down\n";
-        buf << "     SSL_config_file\n";
-        buf << "     Socket option\n";
-        buf << "     Access_log_flag\n";
-        buf << "     Access_log_file\n";
-        buf << "     Access_log_rotate option\n";
         buf << "  -> RemoteAddress:Port           Forward Weight ActiveConn InactConn\n";
         BOOST_FOREACH(virtualservice_element vse, response.virtualservice_status_list) {
-                std::string    vsepstr;
-                if (vse.udpmode)
+                std::string vsepstr;
+                if (vse.udpmode) {
                         vsepstr = endpoint_to_string<boost::asio::ip::udp>(vse.udp_recv_endpoint, numeric_flag);
-                else
+                } else {
                         vsepstr = endpoint_to_string<boost::asio::ip::tcp>(vse.tcp_accept_endpoint, numeric_flag);
-
+                }
 
                 if (vse.qos_upstream == ULLONG_MAX) {
                         output_qos_upstream_value = 0;
@@ -2161,67 +2554,101 @@ void    l7vs::l7vsadm::disp_list_verbose()
                         output_qos_downstream_value = vse.qos_downstream * 8;
                 }
 
-
                 buf << boost::format("%s %s %s %s %s\n")
-                    % (vse.udpmode ? "UDP" : "TCP")
-                    % vsepstr
-                    % vse.protocol_module_name
-                    % vse.schedule_module_name
-                    % vse.protocol_module_for_indication_options;
-                if (!vse.udpmode) {
-                        std::string    sorryepstr;
-                        boost::asio::ip::tcp::endpoint    zeropoint;
-                        if (zeropoint == vse.sorry_endpoint) {
-                                sorryepstr = "none";
-                        } else {
-                                sorryepstr = endpoint_to_string<boost::asio::ip::tcp>(vse.sorry_endpoint, numeric_flag);
-                        }
-                        buf << boost::format("    %s %d %d\n")
-                            % sorryepstr
-                            % vse.sorry_maxconnection
-                            % vse.sorry_flag;
-                }
-                // QoS value and throughput convert from byte/s to bps.
-                buf << boost::format("    %lld %lld\n")
-                    % (output_qos_upstream_value)
-                    % (vse.throughput_upstream * 8);
-                buf << boost::format("    %lld %lld\n")
-                    % (output_qos_downstream_value)
-                    % (vse.throughput_downstream * 8);
-                buf << boost::format("    %s\n")
-                    % ((0 == vse.ssl_file_name.length()) ? "none" : vse.ssl_file_name);
-                buf << boost::format("    %s\n")
-                    % ((0 == vse.socket_option_string.length()) ? "none" : vse.socket_option_string);
-                buf << boost::format("    %d\n") % vse.access_log_flag;
-                buf << boost::format("    %s\n")
-                    % ((0 == vse.access_log_file_name.length()) ? "none" : vse.access_log_file_name);
-                buf << boost::format("    %s\n")
-                    % ((0 == vse.access_log_rotate_verbose_info.length()) ? "none" :  vse.access_log_rotate_verbose_info);
+                % (vse.udpmode ? "UDP" : "TCP")
+                % vsepstr
+                % vse.protocol_module_name
+                % vse.schedule_module_name
+                % vse.protocol_module_for_indication_options;
 
                 BOOST_FOREACH(realserver_element rse, vse.realserver_vector) {
-                        std::string    rsepstr;
-                        if (vse.udpmode)
+                        std::string rsepstr;
+                        if (vse.udpmode) {
                                 rsepstr = endpoint_to_string<boost::asio::ip::udp>(rse.udp_endpoint, numeric_flag);
-                        else
+                        } else {
                                 rsepstr = endpoint_to_string<boost::asio::ip::tcp>(rse.tcp_endpoint, numeric_flag);
+                        }
                         buf << boost::format("  -> %-28s %-7s %-6d %-10d %-10d\n")
                             % rsepstr
-                            % "Masq"
+                            % rse.get_fwdmode_str()
                             % rse.weight
                             % rse.get_active()
                             % rse.get_inact();
                 }
+
+                if (!vse.udpmode) {
+                        std::string    sorryepstr;
+                        std::string    sorry_flag_str;
+                        boost::asio::ip::tcp::endpoint    zeropoint;
+                        if (zeropoint == vse.sorry_endpoint) {
+                                sorryepstr = "none";
+                        } else {
+                                sorryepstr = endpoint_to_string<boost::asio::ip::tcp>(vse.sorry_endpoint,
+                                             numeric_flag) + " " + vse.get_fwdmode_str();
+                        }
+
+                        if (vse.sorry_flag) {
+                                sorry_flag_str = "on";
+                        } else {
+                                sorry_flag_str = "off";
+                        }
+
+                        buf << boost::format("  Bypass Settings:\n"
+                                             "    Sorry Server                  %s\n"
+                                             "    Max Connection                %lld\n"
+                                             "    Sorry Flag                    %s\n")
+                        % sorryepstr
+                        % vse.sorry_maxconnection
+                        % sorry_flag_str;
+                }
+
+                buf << boost::format("  SSL Settings:\n"
+                                     "    SSL Config File               %s\n")
+                % ((0 == vse.ssl_file_name.length()) ? "none" : vse.ssl_file_name);
+
+                buf << boost::format("  Logging Settings:\n"
+                                     "    Access Log                    %s\n"
+                                     "    Access Log File               %s\n"
+                                     "    Access Log Rotate             %s\n")
+                % ((0 == vse.access_log_flag) ? "off" : "on")
+                % ((0 == vse.socket_option_string.length()) ? "none" : vse.socket_option_string)
+                % ((0 == vse.access_log_rotate_verbose_info.length()) ? "none" :  vse.access_log_rotate_verbose_info);
+
+                buf << boost::format("  Socket Settings:\n"
+                                     "    TCP_DEFER_ACCEPT              %s\n"
+                                     "    TCP_NODELAY                   %s\n"
+                                     "    TCP_CORK                      %s\n"
+                                     "    TCP_QUICKACK                  %s\n")
+                % ((0 == vse.socket_option_tcp_defer_accept) ? "disable" : "enable")
+                % ((0 == vse.socket_option_tcp_nodelay) ? "disable" : "enable")
+                % ((0 == vse.socket_option_tcp_cork) ? "disable" : "enable")
+                % ((0 == vse.socket_option_tcp_quickack) ? "disable" : "enable");
+
+
+                buf << boost::format("  Throughput:\n"
+                                     "    Current Upload / Limit        %f Mbps / %f Mbps\n"
+                                     "    Current Download / Limit      %f Mbps / %f Mbps\n")
+                % ((double)vse.throughput_upstream * 8 / (1000 * 1000)) % ((double)output_qos_upstream_value * 8 / (1000 * 1000) )
+                % ((double)vse.throughput_downstream * 8 / (1000 * 1000)) % ((double)output_qos_downstream_value * 8 / (1000 * 1000));
+
+                buf << boost::format("  Statistics:\n"
+                                     "    HTTP Total Requests           %lld\n"
+                                     "    HTTP GET Requests             %lld\n"
+                                     "    HTTP POST Requests            %lld\n")
+                % vse.http_total_count % vse.http_get_count % vse.http_post_count;
+
+
         }
         std::cout << buf.str();
 }
-//! l7vsadm constractor.
+//! l7vsadm constructor.
 //! create including all dictionary.
 l7vs::l7vsadm::l7vsadm()
         :   numeric_flag(false),
             command_wait_interval(L7VSADM_DEFAULT_WAIT_INTERVAL),
             command_wait_count(L7VSADM_DEFAULT_WAIT_COUNT)
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 35, "l7vsadm::l7vsadm(constructor)", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 35, "l7vsadm::l7vsadm(constructor)", __FILE__, __LINE__);
 
         // create command dictionary.
         command_dic["-l"]               = boost::bind(&l7vsadm::parse_list_func, this, l7vsadm_request::CMD_LIST, _1, _2);
@@ -2256,274 +2683,239 @@ l7vs::l7vsadm::l7vsadm()
         command_dic["--help"]           = boost::bind(&l7vsadm::parse_help_func, this, l7vsadm_request::CMD_HELP, _1, _2);
 
         // create list option dictionary.
-        list_option_dic["-n"]           = boost::bind(&l7vsadm::parse_opt_list_numeric_func, this, _1, _2, _3);
-        list_option_dic["--numeric"]    = boost::bind(&l7vsadm::parse_opt_list_numeric_func, this, _1, _2, _3);
+        list_option_dic["-n"]        = boost::bind(&l7vsadm::parse_opt_list_numeric_func, this, _1, _2, _3);
+        list_option_dic["--numeric"] = boost::bind(&l7vsadm::parse_opt_list_numeric_func, this, _1, _2, _3);
+
         // create virtualservice option dictionary
-        vs_option_dic["-t"]             = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
-        vs_option_dic["--tcp-service"]       = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
-        vs_option_dic["-m"]             = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
-        vs_option_dic["--proto-module"]       = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
-        vs_option_dic["-s"]             = boost::bind(&l7vsadm::parse_opt_vs_scheduler_func, this, _1, _2, _3);
-        vs_option_dic["--scheduler"]    = boost::bind(&l7vsadm::parse_opt_vs_scheduler_func, this, _1, _2, _3);
-        vs_option_dic["-u"]             = boost::bind(&l7vsadm::parse_opt_vs_upper_func, this, _1, _2, _3);
-        vs_option_dic["--upper"]        = boost::bind(&l7vsadm::parse_opt_vs_upper_func, this, _1, _2, _3);
-        vs_option_dic["-b"]             = boost::bind(&l7vsadm::parse_opt_vs_bypass_func, this, _1, _2, _3);
-        vs_option_dic["--bypass"]       = boost::bind(&l7vsadm::parse_opt_vs_bypass_func, this, _1, _2, _3);
-        vs_option_dic["-f"]             = boost::bind(&l7vsadm::parse_opt_vs_flag_func, this, _1, _2, _3);
-        vs_option_dic["--flag"]         = boost::bind(&l7vsadm::parse_opt_vs_flag_func, this, _1, _2, _3);
-        vs_option_dic["-Q"]             = boost::bind(&l7vsadm::parse_opt_vs_qosup_func, this, _1, _2, _3);
-        vs_option_dic["--qos-up"]       = boost::bind(&l7vsadm::parse_opt_vs_qosup_func, this, _1, _2, _3);
-        vs_option_dic["-q"]             = boost::bind(&l7vsadm::parse_opt_vs_qosdown_func, this, _1, _2, _3);
-        vs_option_dic["--qos-down"]     = boost::bind(&l7vsadm::parse_opt_vs_qosdown_func, this, _1, _2, _3);
-        vs_option_dic["-p"]             = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
-        vs_option_dic["--udp"]          = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
-        vs_option_dic["-z"]             = boost::bind(&l7vsadm::parse_opt_vs_ssl_file_func, this, _1, _2, _3);
-        vs_option_dic["--ssl"]          = boost::bind(&l7vsadm::parse_opt_vs_ssl_file_func, this, _1, _2, _3);
-        vs_option_dic["-O"]             = boost::bind(&l7vsadm::parse_opt_vs_socket_func, this, _1, _2, _3);
-        vs_option_dic["--sockopt"]      = boost::bind(&l7vsadm::parse_opt_vs_socket_func, this, _1, _2, _3);
-        vs_option_dic["-L"]             = boost::bind(&l7vsadm::parse_opt_vs_access_log_func, this, _1, _2, _3);
-        vs_option_dic["--access-log"]   = boost::bind(&l7vsadm::parse_opt_vs_access_log_func, this, _1, _2, _3);
-        vs_option_dic["-a"]             = boost::bind(&l7vsadm::parse_opt_vs_access_log_logrotate_func, this, _1, _2, _3);
-        vs_option_dic["--access-log-name"]
-        = boost::bind(&l7vsadm::parse_opt_vs_access_log_logrotate_func, this, _1, _2, _3);
+        vs_option_dic["-t"]                = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
+        vs_option_dic["--tcp-service"]     = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
+        vs_option_dic["-m"]                = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
+        vs_option_dic["--proto-module"]    = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
+        vs_option_dic["-s"]                = boost::bind(&l7vsadm::parse_opt_vs_scheduler_func, this, _1, _2, _3);
+        vs_option_dic["--scheduler"]       = boost::bind(&l7vsadm::parse_opt_vs_scheduler_func, this, _1, _2, _3);
+        vs_option_dic["-u"]                = boost::bind(&l7vsadm::parse_opt_vs_upper_func, this, _1, _2, _3);
+        vs_option_dic["--upper"]           = boost::bind(&l7vsadm::parse_opt_vs_upper_func, this, _1, _2, _3);
+        vs_option_dic["-b"]                = boost::bind(&l7vsadm::parse_opt_vs_bypass_func, this, _1, _2, _3);
+        vs_option_dic["--bypass"]          = boost::bind(&l7vsadm::parse_opt_vs_bypass_func, this, _1, _2, _3);
+        vs_option_dic["-T"]                = boost::bind(&l7vsadm::parse_opt_vs_fwdmode_func, this, _1, _2, _3);
+        vs_option_dic["--tproxy"]          = boost::bind(&l7vsadm::parse_opt_vs_fwdmode_func, this, _1, _2, _3);
+        vs_option_dic["-M"]                = boost::bind(&l7vsadm::parse_opt_vs_fwdmode_func, this, _1, _2, _3);
+        vs_option_dic["--masq"]            = boost::bind(&l7vsadm::parse_opt_vs_fwdmode_func, this, _1, _2, _3);
+        vs_option_dic["-f"]                = boost::bind(&l7vsadm::parse_opt_vs_flag_func, this, _1, _2, _3);
+        vs_option_dic["--flag"]            = boost::bind(&l7vsadm::parse_opt_vs_flag_func, this, _1, _2, _3);
+        vs_option_dic["-Q"]                = boost::bind(&l7vsadm::parse_opt_vs_qosup_func, this, _1, _2, _3);
+        vs_option_dic["--qos-up"]          = boost::bind(&l7vsadm::parse_opt_vs_qosup_func, this, _1, _2, _3);
+        vs_option_dic["-q"]                = boost::bind(&l7vsadm::parse_opt_vs_qosdown_func, this, _1, _2, _3);
+        vs_option_dic["--qos-down"]        = boost::bind(&l7vsadm::parse_opt_vs_qosdown_func, this, _1, _2, _3);
+        vs_option_dic["-p"]                = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
+        vs_option_dic["--udp"]             = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
+        vs_option_dic["-z"]                = boost::bind(&l7vsadm::parse_opt_vs_ssl_file_func, this, _1, _2, _3);
+        vs_option_dic["--ssl"]             = boost::bind(&l7vsadm::parse_opt_vs_ssl_file_func, this, _1, _2, _3);
+        vs_option_dic["-O"]                = boost::bind(&l7vsadm::parse_opt_vs_socket_func, this, _1, _2, _3);
+        vs_option_dic["--sockopt"]         = boost::bind(&l7vsadm::parse_opt_vs_socket_func, this, _1, _2, _3);
+        vs_option_dic["-L"]                = boost::bind(&l7vsadm::parse_opt_vs_access_log_func, this, _1, _2, _3);
+        vs_option_dic["--access-log"]      = boost::bind(&l7vsadm::parse_opt_vs_access_log_func, this, _1, _2, _3);
+        vs_option_dic["-a"]                = boost::bind(&l7vsadm::parse_opt_vs_access_log_logrotate_func, this, _1, _2, _3);
+        vs_option_dic["--access-log-name"] = boost::bind(&l7vsadm::parse_opt_vs_access_log_logrotate_func, this, _1, _2, _3);
+
         // create realserver option dictionary
         rs_option_dic["-t"]             = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
-        rs_option_dic["--tcp-service"]       = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
+        rs_option_dic["--tcp-service"]  = boost::bind(&l7vsadm::parse_opt_vs_target_func, this, _1, _2, _3);
         rs_option_dic["-w"]             = boost::bind(&l7vsadm::parse_opt_rs_weight_func, this, _1, _2, _3);
         rs_option_dic["--weight"]       = boost::bind(&l7vsadm::parse_opt_rs_weight_func, this, _1, _2, _3);
+        rs_option_dic["-T"]             = boost::bind(&l7vsadm::parse_opt_rs_fwdmode_func, this, _1, _2, _3);
+        rs_option_dic["--tproxy"]       = boost::bind(&l7vsadm::parse_opt_rs_fwdmode_func, this, _1, _2, _3);
+        rs_option_dic["-M"]             = boost::bind(&l7vsadm::parse_opt_rs_fwdmode_func, this, _1, _2, _3);
+        rs_option_dic["--masq"]         = boost::bind(&l7vsadm::parse_opt_rs_fwdmode_func, this, _1, _2, _3);
         rs_option_dic["-m"]             = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
-        rs_option_dic["--proto-module"]       = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
+        rs_option_dic["--proto-module"] = boost::bind(&l7vsadm::parse_opt_vs_module_func, this, _1, _2, _3);
         rs_option_dic["-p"]             = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
         rs_option_dic["--udp"]          = boost::bind(&l7vsadm::parse_opt_vs_udp_func, this, _1, _2, _3);
         rs_option_dic["-r"]             = boost::bind(&l7vsadm::parse_opt_rs_realserver_func, this, _1, _2, _3);
         rs_option_dic["--real-server"]  = boost::bind(&l7vsadm::parse_opt_rs_realserver_func, this, _1, _2, _3);
+
         // create replication option dictionary
-        replication_option_dic["-s"]    = boost::bind(&l7vsadm::parse_opt_replication_switch_func, this, _1, _2, _3);
-        replication_option_dic["--switch"]
-        = boost::bind(&l7vsadm::parse_opt_replication_switch_func, this, _1, _2, _3);
-        replication_switch_option_dic["start"]
-        = boost::bind(&l7vsadm::parse_opt_replication_start_func, this, _1, _2, _3);
-        replication_switch_option_dic["stop"]
-        = boost::bind(&l7vsadm::parse_opt_replication_stop_func, this, _1, _2, _3);
-        replication_option_dic["-f"]    = boost::bind(&l7vsadm::parse_opt_replication_force_func, this, _1, _2, _3);
-        replication_option_dic["--force"]
-        = boost::bind(&l7vsadm::parse_opt_replication_force_func, this, _1, _2, _3);
-        replication_option_dic["-d"]    = boost::bind(&l7vsadm::parse_opt_replication_dump_func, this, _1, _2, _3);
-        replication_option_dic["--dump"]
-        = boost::bind(&l7vsadm::parse_opt_replication_dump_func, this, _1, _2, _3);
+        replication_option_dic["-s"]           = boost::bind(&l7vsadm::parse_opt_replication_switch_func, this, _1, _2, _3);
+        replication_option_dic["--switch"]     = boost::bind(&l7vsadm::parse_opt_replication_switch_func, this, _1, _2, _3);
+        replication_switch_option_dic["start"] = boost::bind(&l7vsadm::parse_opt_replication_start_func, this, _1, _2, _3);
+        replication_switch_option_dic["stop"]  = boost::bind(&l7vsadm::parse_opt_replication_stop_func, this, _1, _2, _3);
+        replication_option_dic["-f"]           = boost::bind(&l7vsadm::parse_opt_replication_force_func, this, _1, _2, _3);
+        replication_option_dic["--force"]      = boost::bind(&l7vsadm::parse_opt_replication_force_func, this, _1, _2, _3);
+        replication_option_dic["-d"]           = boost::bind(&l7vsadm::parse_opt_replication_dump_func, this, _1, _2, _3);
+        replication_option_dic["--dump"]       = boost::bind(&l7vsadm::parse_opt_replication_dump_func, this, _1, _2, _3);
+
         // create log option function dictionary create
-        log_option_dic["-c"]            = boost::bind(&l7vsadm::parse_opt_log_category_func, this, _1, _2, _3);
-        log_option_dic["--category"]    = boost::bind(&l7vsadm::parse_opt_log_category_func, this, _1, _2, _3);
-        log_option_dic["-l"]            = boost::bind(&l7vsadm::parse_opt_log_level_func, this, _1, _2, _3);
-        log_option_dic["--level"]       = boost::bind(&l7vsadm::parse_opt_log_level_func, this, _1, _2, _3);
+        log_option_dic["-c"]         = boost::bind(&l7vsadm::parse_opt_log_category_func, this, _1, _2, _3);
+        log_option_dic["--category"] = boost::bind(&l7vsadm::parse_opt_log_category_func, this, _1, _2, _3);
+        log_option_dic["-l"]         = boost::bind(&l7vsadm::parse_opt_log_level_func, this, _1, _2, _3);
+        log_option_dic["--level"]    = boost::bind(&l7vsadm::parse_opt_log_level_func, this, _1, _2, _3);
+
         // snmp agent option function dictionary create
-        snmp_option_dic["-c"]           = boost::bind(&l7vsadm::parse_opt_snmp_log_category_func, this, _1, _2, _3);
-        snmp_option_dic["--category"]   = boost::bind(&l7vsadm::parse_opt_snmp_log_category_func, this, _1, _2, _3);
-        snmp_option_dic["-l"]           = boost::bind(&l7vsadm::parse_opt_snmp_log_level_func, this, _1, _2, _3);
-        snmp_option_dic["--level"]      = boost::bind(&l7vsadm::parse_opt_snmp_log_level_func, this, _1, _2, _3);
+       snmp_option_dic["-r"]               = boost::bind(&l7vsadm::parse_opt_snmp_refresh_func, this, _1, _2, _3);
+        snmp_option_dic["--refresh"]        = boost::bind(&l7vsadm::parse_opt_snmp_refresh_func, this, _1, _2, _3);
+        snmp_option_dic["-f"]            = boost::bind(&l7vsadm::parse_opt_snmp_flag_func, this, _1, _2, _3);
+        snmp_option_dic["--flag"]        = boost::bind(&l7vsadm::parse_opt_snmp_flag_func, this, _1, _2, _3);
+        snmp_option_dic["-i"]            = boost::bind(&l7vsadm::parse_opt_snmp_interval_func, this, _1, _2, _3);
+        snmp_option_dic["--interval"]        = boost::bind(&l7vsadm::parse_opt_snmp_interval_func, this, _1, _2, _3);
+        snmp_option_dic["-t"]            = boost::bind(&l7vsadm::parse_opt_snmp_log_trap_func, this, _1, _2, _3);
+        snmp_option_dic["--logtrap"]        = boost::bind(&l7vsadm::parse_opt_snmp_log_trap_func, this, _1, _2, _3);
+        snmp_option_dic["-l"]            = boost::bind(&l7vsadm::parse_opt_snmp_log_trap_level_func, this, _1, _2, _3);
+        snmp_option_dic["--logtraplevel"]     = boost::bind(&l7vsadm::parse_opt_snmp_log_trap_level_func, this, _1, _2, _3);
+        snmp_vs_option_dic["-t"]        = boost::bind(&l7vsadm::parse_opt_snmp_vs_target_func, this, _1, _2, _3);
+        snmp_vs_option_dic["--tcp-service"]    = boost::bind(&l7vsadm::parse_opt_snmp_vs_target_func, this, _1, _2, _3);
+        snmp_vs_option_dic["-m"]        = boost::bind(&l7vsadm::parse_opt_snmp_vs_module_func, this, _1, _2, _3);
+        snmp_vs_option_dic["--proto-module"]    = boost::bind(&l7vsadm::parse_opt_snmp_vs_module_func, this, _1, _2, _3);
         // parameter option function dictionary create
-        parameter_option_dic["-r"]      = boost::bind(&l7vsadm::parse_opt_parameter_reload_func, this, _1, _2, _3);
-        parameter_option_dic["--reload"]
-        = boost::bind(&l7vsadm::parse_opt_parameter_reload_func, this, _1, _2, _3);
+        parameter_option_dic["-r"]       = boost::bind(&l7vsadm::parse_opt_parameter_reload_func, this, _1, _2, _3);
+        parameter_option_dic["--reload"] = boost::bind(&l7vsadm::parse_opt_parameter_reload_func, this, _1, _2, _3);
 
         // string logcategory dictionary create
-        string_logcategory_dic["l7vsd_network"]                 = LOG_CAT_L7VSD_NETWORK;
-        string_logcategory_dic["nw"]                            = LOG_CAT_L7VSD_NETWORK;
-        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK]           = "l7vsd_network";
-        string_logcategory_dic["l7vsd_network_qos"]             = LOG_CAT_L7VSD_NETWORK_QOS;
-        string_logcategory_dic["nw_qos"]                        = LOG_CAT_L7VSD_NETWORK_QOS;
-        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_QOS]       = "l7vsd_network_qos";
-        string_logcategory_dic["l7vsd_network_bandwidth"]       = LOG_CAT_L7VSD_NETWORK_BANDWIDTH;
-        string_logcategory_dic["nw_bw"]                         = LOG_CAT_L7VSD_NETWORK_BANDWIDTH;
-        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_BANDWIDTH] = "l7vsd_network_bandwidth";
-        string_logcategory_dic["l7vsd_network_num_connection"]  = LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION;
-        string_logcategory_dic["nw_conn"]                       = LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION;
-        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION]
-        = "l7vsd_network_num_connection";
-        string_logcategory_dic["l7vsd_network_access"]          = LOG_CAT_L7VSD_NETWORK_ACCESS;
-        string_logcategory_dic["nw_acc"]                        = LOG_CAT_L7VSD_NETWORK_ACCESS;
-        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_ACCESS]    = "l7vsd_network_access";
-        string_logcategory_dic["l7vsd_mainthread"]              = LOG_CAT_L7VSD_MAINTHREAD;
-        string_logcategory_dic["mth"]                           = LOG_CAT_L7VSD_MAINTHREAD;
-        logcategory_string_dic[LOG_CAT_L7VSD_MAINTHREAD]        = "l7vsd_mainthread";
-        string_logcategory_dic["l7vsd_virtualservice"]          = LOG_CAT_L7VSD_VIRTUALSERVICE;
-        string_logcategory_dic["vs"]                            = LOG_CAT_L7VSD_VIRTUALSERVICE;
-        logcategory_string_dic[LOG_CAT_L7VSD_VIRTUALSERVICE]    = "l7vsd_virtualservice";
-        string_logcategory_dic["l7vsd_virtualservice_thread"]   = LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD;
-        string_logcategory_dic["vs_th"]                         = LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD;
-        logcategory_string_dic[LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD]
-        = "l7vsd_virtualservice_thread";
-        string_logcategory_dic["l7vsd_session"]                 = LOG_CAT_L7VSD_SESSION;
-        string_logcategory_dic["ss"]                            = LOG_CAT_L7VSD_SESSION;
-        logcategory_string_dic[LOG_CAT_L7VSD_SESSION]           = "l7vsd_session";
-        string_logcategory_dic["l7vsd_session_thread"]          = LOG_CAT_L7VSD_SESSION_THREAD;
-        string_logcategory_dic["ss_th"]                         = LOG_CAT_L7VSD_SESSION_THREAD;
-        logcategory_string_dic[LOG_CAT_L7VSD_SESSION_THREAD]    = "l7vsd_session_thread";
-        string_logcategory_dic["l7vsd_realserver"]              = LOG_CAT_L7VSD_REALSERVER;
-        string_logcategory_dic["rs"]                            = LOG_CAT_L7VSD_REALSERVER;
-        logcategory_string_dic[LOG_CAT_L7VSD_REALSERVER]        = "l7vsd_realserver";
-        string_logcategory_dic["l7vsd_sorryserver"]             = LOG_CAT_L7VSD_SORRYSERVER;
-        string_logcategory_dic["sorry"]                         = LOG_CAT_L7VSD_SORRYSERVER;
-        logcategory_string_dic[LOG_CAT_L7VSD_SORRYSERVER]       = "l7vsd_sorryserver";
-        string_logcategory_dic["l7vsd_module"]                  = LOG_CAT_L7VSD_MODULE;
-        string_logcategory_dic["mod"]                           = LOG_CAT_L7VSD_MODULE;
-        logcategory_string_dic[LOG_CAT_L7VSD_MODULE]            = "l7vsd_module";
-        string_logcategory_dic["l7vsd_replication"]             = LOG_CAT_L7VSD_REPLICATION;
-        string_logcategory_dic["rep"]                           = LOG_CAT_L7VSD_REPLICATION;
-        logcategory_string_dic[LOG_CAT_L7VSD_REPLICATION]       = "l7vsd_replication";
-        string_logcategory_dic["l7vsd_replication_sendthread"]  = LOG_CAT_L7VSD_REPLICATION_SENDTHREAD;
-        string_logcategory_dic["rep_sth"]                       = LOG_CAT_L7VSD_REPLICATION_SENDTHREAD;
-        logcategory_string_dic[LOG_CAT_L7VSD_REPLICATION_SENDTHREAD]
-        = "l7vsd_replication_sendthread";
-        string_logcategory_dic["l7vsd_parameter"]               = LOG_CAT_L7VSD_PARAMETER;
-        string_logcategory_dic["para"]                          = LOG_CAT_L7VSD_PARAMETER;
-        logcategory_string_dic[LOG_CAT_L7VSD_PARAMETER]         = "l7vsd_parameter";
-        string_logcategory_dic["l7vsd_logger"]                  = LOG_CAT_L7VSD_LOGGER;
-        string_logcategory_dic["logger"]                        = LOG_CAT_L7VSD_LOGGER;
-        logcategory_string_dic[LOG_CAT_L7VSD_LOGGER]            = "l7vsd_logger";
-        string_logcategory_dic["l7vsd_command"]                 = LOG_CAT_L7VSD_COMMAND;
-        string_logcategory_dic["cmd"]                           = LOG_CAT_L7VSD_COMMAND;
-        logcategory_string_dic[LOG_CAT_L7VSD_COMMAND]           = "l7vsd_command";
-        string_logcategory_dic["l7vsd_start_stop"]              = LOG_CAT_L7VSD_START_STOP;
-        string_logcategory_dic["stastp"]                        = LOG_CAT_L7VSD_START_STOP;
-        logcategory_string_dic[LOG_CAT_L7VSD_START_STOP]        = "l7vsd_start_stop";
-        string_logcategory_dic["l7vsd_system"]                  = LOG_CAT_L7VSD_SYSTEM;
-        string_logcategory_dic["sys"]                           = LOG_CAT_L7VSD_SYSTEM;
-        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM]            = "l7vsd_system";
-        string_logcategory_dic["l7vsd_system_memory"]           = LOG_CAT_L7VSD_SYSTEM_MEMORY;
-        string_logcategory_dic["sys_mem"]                       = LOG_CAT_L7VSD_SYSTEM_MEMORY;
-        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_MEMORY]     = "l7vsd_system_memory";
-        string_logcategory_dic["l7vsd_system_endpoint"]         = LOG_CAT_L7VSD_SYSTEM_ENDPOINT;
-        string_logcategory_dic["sys_ep"]                        = LOG_CAT_L7VSD_SYSTEM_ENDPOINT;
-        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_ENDPOINT]   = "l7vsd_system_endpoint";
-        string_logcategory_dic["l7vsd_system_signal"]           = LOG_CAT_L7VSD_SYSTEM_SIGNAL;
-        string_logcategory_dic["sys_sig"]                       = LOG_CAT_L7VSD_SYSTEM_SIGNAL;
-        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_SIGNAL]     = "l7vsd_system_signal";
-        string_logcategory_dic["l7vsd_system_environment"]      = LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT;
-        string_logcategory_dic["sys_env"]                       = LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT;
-        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT]
-        = "l7vsd_system_environment";
-        string_logcategory_dic["l7vsd_snmpbridge"]              = LOG_CAT_L7VSD_SNMPBRIDGE;
-        string_logcategory_dic["bridge"]                        = LOG_CAT_L7VSD_SNMPBRIDGE;
-        logcategory_string_dic[LOG_CAT_L7VSD_SNMPBRIDGE]
-        = "l7vsd_snmpbridge";
-        string_logcategory_dic["l7vsd_protocol"]                = LOG_CAT_PROTOCOL;
-        string_logcategory_dic["prot"]                          = LOG_CAT_PROTOCOL;
-        logcategory_string_dic[LOG_CAT_PROTOCOL]                = "l7vsd_protocol";
-        string_logcategory_dic["l7vsd_schedule"]                = LOG_CAT_SCHEDULE;
-        string_logcategory_dic["sched"]                         = LOG_CAT_SCHEDULE;
-        logcategory_string_dic[LOG_CAT_SCHEDULE]                = "l7vsd_schedule";
-        string_logcategory_dic["all"]                           = LOG_CAT_END;
-
-        // string snmp logcategory dictionary create
-        string_snmp_logcategory_dic["snmpagent_start_stop"]         = LOG_CAT_SNMPAGENT_START_STOP;
-        string_snmp_logcategory_dic["snmp_stastp"]                  = LOG_CAT_SNMPAGENT_START_STOP;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_START_STOP]   = "snmpagent_start_stop";
-        string_snmp_logcategory_dic["snmpagent_manager_receive"]    = LOG_CAT_SNMPAGENT_MANAGER_RECEIVE;
-        string_snmp_logcategory_dic["snmp_mngrcv"]                  = LOG_CAT_SNMPAGENT_MANAGER_RECEIVE;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_MANAGER_RECEIVE]
-        = "snmpagent_manager_receive";
-        string_snmp_logcategory_dic["snmpagent_manager_send"]       = LOG_CAT_SNMPAGENT_MANAGER_SEND;
-        string_snmp_logcategory_dic["snmp_mngsnd"]                  = LOG_CAT_SNMPAGENT_MANAGER_SEND;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_MANAGER_SEND] = "snmpagent_manager_send";
-        string_snmp_logcategory_dic["snmpagent_l7vsd_receive"]      = LOG_CAT_SNMPAGENT_L7VSD_RECEIVE;
-        string_snmp_logcategory_dic["snmp_vsdrcv"]                  = LOG_CAT_SNMPAGENT_L7VSD_RECEIVE;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_L7VSD_RECEIVE]
-        = "snmpagent_l7vsd_receive";
-        string_snmp_logcategory_dic["snmpagent_l7vsd_send"]         = LOG_CAT_SNMPAGENT_L7VSD_SEND;
-        string_snmp_logcategory_dic["snmp_vsdsnd"]                  = LOG_CAT_SNMPAGENT_L7VSD_SEND;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_L7VSD_SEND]   = "snmpagent_l7vsd_send";
-        string_snmp_logcategory_dic["snmpagent_logger"]             = LOG_CAT_SNMPAGENT_LOGGER;
-        string_snmp_logcategory_dic["snmp_logger"]                  = LOG_CAT_SNMPAGENT_LOGGER;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_LOGGER]       = "snmpagent_logger";
-        string_snmp_logcategory_dic["snmpagent_parameter"]          = LOG_CAT_SNMPAGENT_PARAMETER;
-        string_snmp_logcategory_dic["snmp_para"]                    = LOG_CAT_SNMPAGENT_PARAMETER;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_PARAMETER]    = "snmpagent_parameter";
-        string_snmp_logcategory_dic["snmpagent_system"]             = LOG_CAT_SNMPAGENT_SYSTEM;
-        string_snmp_logcategory_dic["snmp_sys"]                     = LOG_CAT_SNMPAGENT_SYSTEM;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_SYSTEM]       = "snmpagent_system";
-        string_snmp_logcategory_dic["snmpagent_system_memory"]      = LOG_CAT_SNMPAGENT_SYSTEM_MEMORY;
-        string_snmp_logcategory_dic["snmp_sys_mem"]                 = LOG_CAT_SNMPAGENT_SYSTEM_MEMORY;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_SYSTEM_MEMORY]
-        = "snmpagent_system_memory";
-        string_snmp_logcategory_dic["snmpagent_system_endpoint"]    = LOG_CAT_SNMPAGENT_SYSTEM_ENDPOINT;
-        string_snmp_logcategory_dic["snmp_sys_ep"]                  = LOG_CAT_SNMPAGENT_SYSTEM_ENDPOINT;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_SYSTEM_ENDPOINT]
-        = "snmpagent_system_endpoint";
-        string_snmp_logcategory_dic["snmpagent_system_signal"]      = LOG_CAT_SNMPAGENT_SYSTEM_SIGNAL;
-        string_snmp_logcategory_dic["snmp_sys_sig"]                 = LOG_CAT_SNMPAGENT_SYSTEM_SIGNAL;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_SYSTEM_SIGNAL]
-        = "snmpagent_system_signal";
-        string_snmp_logcategory_dic["snmpagent_system_environment"] = LOG_CAT_SNMPAGENT_SYSTEM_ENVIRONMENT;
-        string_snmp_logcategory_dic["snmp_sys_env"]                 = LOG_CAT_SNMPAGENT_SYSTEM_ENVIRONMENT;
-        snmp_logcategory_string_dic[LOG_CAT_SNMPAGENT_SYSTEM_ENVIRONMENT]
-        = "snmpagent_system_environment";
-        string_snmp_logcategory_dic["all"]                          = LOG_CAT_END;
+        string_logcategory_dic["l7vsd_network"]                      = LOG_CAT_L7VSD_NETWORK;
+        string_logcategory_dic["nw"]                                 = LOG_CAT_L7VSD_NETWORK;
+        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK]                = "l7vsd_network";
+        string_logcategory_dic["l7vsd_network_qos"]                  = LOG_CAT_L7VSD_NETWORK_QOS;
+        string_logcategory_dic["nw_qos"]                             = LOG_CAT_L7VSD_NETWORK_QOS;
+        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_QOS]            = "l7vsd_network_qos";
+        string_logcategory_dic["l7vsd_network_bandwidth"]            = LOG_CAT_L7VSD_NETWORK_BANDWIDTH;
+        string_logcategory_dic["nw_bw"]                              = LOG_CAT_L7VSD_NETWORK_BANDWIDTH;
+        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_BANDWIDTH]      = "l7vsd_network_bandwidth";
+        string_logcategory_dic["l7vsd_network_num_connection"]       = LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION;
+        string_logcategory_dic["nw_conn"]                            = LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION;
+        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_NUM_CONNECTION] = "l7vsd_network_num_connection";
+        string_logcategory_dic["l7vsd_network_access"]               = LOG_CAT_L7VSD_NETWORK_ACCESS;
+        string_logcategory_dic["nw_acc"]                             = LOG_CAT_L7VSD_NETWORK_ACCESS;
+        logcategory_string_dic[LOG_CAT_L7VSD_NETWORK_ACCESS]         = "l7vsd_network_access";
+        string_logcategory_dic["l7vsd_mainthread"]                   = LOG_CAT_L7VSD_MAINTHREAD;
+        string_logcategory_dic["mth"]                                = LOG_CAT_L7VSD_MAINTHREAD;
+        logcategory_string_dic[LOG_CAT_L7VSD_MAINTHREAD]             = "l7vsd_mainthread";
+        string_logcategory_dic["l7vsd_virtualservice"]               = LOG_CAT_L7VSD_VIRTUALSERVICE;
+        string_logcategory_dic["vs"]                                 = LOG_CAT_L7VSD_VIRTUALSERVICE;
+        logcategory_string_dic[LOG_CAT_L7VSD_VIRTUALSERVICE]         = "l7vsd_virtualservice";
+        string_logcategory_dic["l7vsd_virtualservice_thread"]        = LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD;
+        string_logcategory_dic["vs_th"]                              = LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD;
+        logcategory_string_dic[LOG_CAT_L7VSD_VIRTUALSERVICE_THREAD]  = "l7vsd_virtualservice_thread";
+        string_logcategory_dic["l7vsd_session"]                      = LOG_CAT_L7VSD_SESSION;
+        string_logcategory_dic["ss"]                                 = LOG_CAT_L7VSD_SESSION;
+        logcategory_string_dic[LOG_CAT_L7VSD_SESSION]                = "l7vsd_session";
+        string_logcategory_dic["l7vsd_session_thread"]               = LOG_CAT_L7VSD_SESSION_THREAD;
+        string_logcategory_dic["ss_th"]                              = LOG_CAT_L7VSD_SESSION_THREAD;
+        logcategory_string_dic[LOG_CAT_L7VSD_SESSION_THREAD]         = "l7vsd_session_thread";
+        string_logcategory_dic["l7vsd_realserver"]                   = LOG_CAT_L7VSD_REALSERVER;
+        string_logcategory_dic["rs"]                                 = LOG_CAT_L7VSD_REALSERVER;
+        logcategory_string_dic[LOG_CAT_L7VSD_REALSERVER]             = "l7vsd_realserver";
+        string_logcategory_dic["l7vsd_sorryserver"]                  = LOG_CAT_L7VSD_SORRYSERVER;
+        string_logcategory_dic["sorry"]                              = LOG_CAT_L7VSD_SORRYSERVER;
+        logcategory_string_dic[LOG_CAT_L7VSD_SORRYSERVER]            = "l7vsd_sorryserver";
+        string_logcategory_dic["l7vsd_module"]                       = LOG_CAT_L7VSD_MODULE;
+        string_logcategory_dic["mod"]                                = LOG_CAT_L7VSD_MODULE;
+        logcategory_string_dic[LOG_CAT_L7VSD_MODULE]                 = "l7vsd_module";
+        string_logcategory_dic["l7vsd_replication"]                  = LOG_CAT_L7VSD_REPLICATION;
+        string_logcategory_dic["rep"]                                = LOG_CAT_L7VSD_REPLICATION;
+        logcategory_string_dic[LOG_CAT_L7VSD_REPLICATION]            = "l7vsd_replication";
+        string_logcategory_dic["l7vsd_replication_sendthread"]       = LOG_CAT_L7VSD_REPLICATION_SENDTHREAD;
+        string_logcategory_dic["rep_sth"]                            = LOG_CAT_L7VSD_REPLICATION_SENDTHREAD;
+        logcategory_string_dic[LOG_CAT_L7VSD_REPLICATION_SENDTHREAD] = "l7vsd_replication_sendthread";
+        string_logcategory_dic["l7vsd_parameter"]                    = LOG_CAT_L7VSD_PARAMETER;
+        string_logcategory_dic["para"]                               = LOG_CAT_L7VSD_PARAMETER;
+        logcategory_string_dic[LOG_CAT_L7VSD_PARAMETER]              = "l7vsd_parameter";
+        string_logcategory_dic["l7vsd_logger"]                       = LOG_CAT_L7VSD_LOGGER;
+        string_logcategory_dic["logger"]                             = LOG_CAT_L7VSD_LOGGER;
+        logcategory_string_dic[LOG_CAT_L7VSD_LOGGER]                 = "l7vsd_logger";
+        string_logcategory_dic["l7vsd_command"]                      = LOG_CAT_L7VSD_COMMAND;
+        string_logcategory_dic["cmd"]                                = LOG_CAT_L7VSD_COMMAND;
+        logcategory_string_dic[LOG_CAT_L7VSD_COMMAND]                = "l7vsd_command";
+        string_logcategory_dic["l7vsd_start_stop"]                   = LOG_CAT_L7VSD_START_STOP;
+        string_logcategory_dic["stastp"]                             = LOG_CAT_L7VSD_START_STOP;
+        logcategory_string_dic[LOG_CAT_L7VSD_START_STOP]             = "l7vsd_start_stop";
+        string_logcategory_dic["l7vsd_system"]                       = LOG_CAT_L7VSD_SYSTEM;
+        string_logcategory_dic["sys"]                                = LOG_CAT_L7VSD_SYSTEM;
+        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM]                 = "l7vsd_system";
+        string_logcategory_dic["l7vsd_system_memory"]                = LOG_CAT_L7VSD_SYSTEM_MEMORY;
+        string_logcategory_dic["sys_mem"]                            = LOG_CAT_L7VSD_SYSTEM_MEMORY;
+        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_MEMORY]          = "l7vsd_system_memory";
+        string_logcategory_dic["l7vsd_system_endpoint"]              = LOG_CAT_L7VSD_SYSTEM_ENDPOINT;
+        string_logcategory_dic["sys_ep"]                             = LOG_CAT_L7VSD_SYSTEM_ENDPOINT;
+        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_ENDPOINT]        = "l7vsd_system_endpoint";
+        string_logcategory_dic["l7vsd_system_signal"]                = LOG_CAT_L7VSD_SYSTEM_SIGNAL;
+        string_logcategory_dic["sys_sig"]                            = LOG_CAT_L7VSD_SYSTEM_SIGNAL;
+        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_SIGNAL]          = "l7vsd_system_signal";
+        string_logcategory_dic["l7vsd_system_environment"]           = LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT;
+        string_logcategory_dic["sys_env"]                            = LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT;
+        logcategory_string_dic[LOG_CAT_L7VSD_SYSTEM_ENVIRONMENT]     = "l7vsd_system_environment";
+       string_logcategory_dic["l7vsd_snmpagent"]                    = LOG_CAT_L7VSD_SNMPAGENT;
+        string_logcategory_dic["agent"]                              = LOG_CAT_L7VSD_SNMPAGENT;
+        logcategory_string_dic[LOG_CAT_L7VSD_SNMPAGENT]              = "l7vsd_snmpagent";
+        string_logcategory_dic["l7vsd_protocol"]                     = LOG_CAT_PROTOCOL;
+        string_logcategory_dic["prot"]                               = LOG_CAT_PROTOCOL;
+        logcategory_string_dic[LOG_CAT_PROTOCOL]                     = "l7vsd_protocol";
+        string_logcategory_dic["l7vsd_schedule"]                     = LOG_CAT_SCHEDULE;
+        string_logcategory_dic["sched"]                              = LOG_CAT_SCHEDULE;
+        logcategory_string_dic[LOG_CAT_SCHEDULE]                     = "l7vsd_schedule";
+        string_logcategory_dic["all"]                                = LOG_CAT_END;
 
         // string log level dictionary create.
-        string_loglevel_dic["debug"]        = LOG_LV_DEBUG;
-        loglevel_string_dic[LOG_LV_DEBUG]   = "debug";
-        string_loglevel_dic["info"]         = LOG_LV_INFO;
-        loglevel_string_dic[LOG_LV_INFO]    = "info";
-        string_loglevel_dic["warn"]         = LOG_LV_WARN;
-        loglevel_string_dic[LOG_LV_WARN]    = "warn";
-        string_loglevel_dic["error"]        = LOG_LV_ERROR;
-        loglevel_string_dic[LOG_LV_ERROR]   = "error";
-        string_loglevel_dic["fatal"]        = LOG_LV_FATAL;
-        loglevel_string_dic[LOG_LV_FATAL]   = "fatal";
+        string_loglevel_dic["debug"]      = LOG_LV_DEBUG;
+        loglevel_string_dic[LOG_LV_DEBUG] = "debug";
+        string_loglevel_dic["info"]       = LOG_LV_INFO;
+        loglevel_string_dic[LOG_LV_INFO]  = "info";
+        string_loglevel_dic["warn"]       = LOG_LV_WARN;
+        loglevel_string_dic[LOG_LV_WARN]  = "warn";
+        string_loglevel_dic["error"]      = LOG_LV_ERROR;
+        loglevel_string_dic[LOG_LV_ERROR] = "error";
+        string_loglevel_dic["fatal"]      = LOG_LV_FATAL;
+        loglevel_string_dic[LOG_LV_FATAL] = "fatal";
 
         // parameter category dictionary create
-        string_parameter_dic["all"]             = PARAM_COMP_ALL;
-        string_parameter_dic["l7vsd"]           = PARAM_COMP_L7VSD;
-        string_parameter_dic["command"]         = PARAM_COMP_COMMAND;
-        string_parameter_dic["session"]         = PARAM_COMP_SESSION;
-        string_parameter_dic["virtualservice"]  = PARAM_COMP_VIRTUALSERVICE;
-        string_parameter_dic["module"]          = PARAM_COMP_MODULE;
-        string_parameter_dic["replication"]     = PARAM_COMP_REPLICATION;
-        string_parameter_dic["logger"]          = PARAM_COMP_LOGGER;
-        string_parameter_dic["l7vsadm"]         = PARAM_COMP_L7VSADM;
-        string_parameter_dic["snmpagent"]       = PARAM_COMP_SNMPAGENT;
-        string_parameter_dic["ssl"]             = PARAM_COMP_SSL;
+        string_parameter_dic["all"]            = PARAM_COMP_ALL;
+        string_parameter_dic["l7vsd"]          = PARAM_COMP_L7VSD;
+        string_parameter_dic["command"]        = PARAM_COMP_COMMAND;
+        string_parameter_dic["session"]        = PARAM_COMP_SESSION;
+        string_parameter_dic["virtualservice"] = PARAM_COMP_VIRTUALSERVICE;
+        string_parameter_dic["module"]         = PARAM_COMP_MODULE;
+        string_parameter_dic["replication"]    = PARAM_COMP_REPLICATION;
+        string_parameter_dic["logger"]         = PARAM_COMP_LOGGER;
+        string_parameter_dic["l7vsadm"]        = PARAM_COMP_L7VSADM;
+        string_parameter_dic["snmpagent"]      = PARAM_COMP_SNMPAGENT;
+        string_parameter_dic["ssl"]            = PARAM_COMP_SSL;
 
         // create disp_result dictionary.
-        disp_result_dic[l7vsadm_request::CMD_LIST]            = boost::bind(&l7vsadm::disp_list, this);
-        disp_result_dic[l7vsadm_request::CMD_LIST_KEY]        = boost::bind(&l7vsadm::disp_list_key, this);
-        disp_result_dic[l7vsadm_request::CMD_LIST_VERBOSE]    = boost::bind(&l7vsadm::disp_list_verbose, this);
+        disp_result_dic[l7vsadm_request::CMD_LIST]         = boost::bind(&l7vsadm::disp_list, this);
+        disp_result_dic[l7vsadm_request::CMD_LIST_KEY]     = boost::bind(&l7vsadm::disp_list_key, this);
+        disp_result_dic[l7vsadm_request::CMD_LIST_VERBOSE] = boost::bind(&l7vsadm::disp_list_verbose, this);
 
         // response_message_dic create
-        response_error_message_dic[l7vsd_response::RESPONSE_ERROR]                  = "command error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_LIST_ERROR]             = "list command error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_LIST_VERBOSE_ERROR]     = "list verbose error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_LIST_KEY_ERROR]         = "list key error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_ADD_VS_ERROR]           = "add vs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_DEL_VS_ERROR]           = "del vs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_EDIT_VS_ERROR]          = "edit vs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_FLUSH_VS_ERROR]         = "flush vs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_ADD_RS_ERROR]           = "add rs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_DEL_RS_ERROR]           = "del rs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_EDIT_RS_ERROR]          = "edit rs error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_REPLICATION_ERROR]      = "replication command error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_LOG_ERROR]              = "log command error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_SNMP_ERROR]             = "snmp command error : ";
-        response_error_message_dic[l7vsd_response::RESPONSE_PARAMETER_ERROR]        = "parameter error : ";
-
-        replication_mode_string_dic[replication::REPLICATION_OUT]               = "OUT";
-        replication_mode_string_dic[replication::REPLICATION_SINGLE]            = "SINGLE";
-        replication_mode_string_dic[replication::REPLICATION_MASTER]            = "MASTER";
-        replication_mode_string_dic[replication::REPLICATION_SLAVE]             = "SLAVE";
-        replication_mode_string_dic[replication::REPLICATION_MASTER_STOP]       = "MASTER_STOP";
-        replication_mode_string_dic[replication::REPLICATION_SLAVE_STOP]        = "SLAVE_STOP";
-
+        response_error_message_dic[l7vsd_response::RESPONSE_ERROR]              = "command error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_LIST_ERROR]         = "list command error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_LIST_VERBOSE_ERROR] = "list verbose error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_LIST_KEY_ERROR]     = "list key error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_ADD_VS_ERROR]       = "add vs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_DEL_VS_ERROR]       = "del vs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_EDIT_VS_ERROR]      = "edit vs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_FLUSH_VS_ERROR]     = "flush vs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_ADD_RS_ERROR]       = "add rs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_DEL_RS_ERROR]       = "del rs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_EDIT_RS_ERROR]      = "edit rs error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_REPLICATION_ERROR]  = "replication command error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_LOG_ERROR]          = "log command error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_SNMP_ERROR]         = "snmp command error : ";
+        response_error_message_dic[l7vsd_response::RESPONSE_PARAMETER_ERROR]    = "parameter error : ";
+
+        replication_mode_string_dic[replication::REPLICATION_OUT]         = "OUT";
+        replication_mode_string_dic[replication::REPLICATION_SINGLE]      = "SINGLE";
+        replication_mode_string_dic[replication::REPLICATION_MASTER]      = "MASTER";
+        replication_mode_string_dic[replication::REPLICATION_SLAVE]       = "SLAVE";
+        replication_mode_string_dic[replication::REPLICATION_MASTER_STOP] = "MASTER_STOP";
+        replication_mode_string_dic[replication::REPLICATION_SLAVE_STOP]  = "SLAVE_STOP";
 }
 
 //! Get l7vsadm parameter data
-void    l7vs::l7vsadm::set_parameter()
+void l7vs::l7vsadm::set_parameter()
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 36, "l7vsadm::set_parameter", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 36, "l7vsadm::set_parameter", __FILE__, __LINE__);
 
         // Get and Set l7vsadm all parameter value.
-        Parameter    param;
-        error_code    err;
+        Parameter param;
+        error_code err;
 
         // command_wait_interval
         command_wait_interval = param.get_int(PARAM_COMP_L7VSADM, "cmd_interval", err);
@@ -2532,13 +2924,17 @@ void    l7vs::l7vsadm::set_parameter()
                     command_wait_interval > L7VSADM_MAX_WAIT) {
                         // When illegal parameter value, use default parameter value.
                         command_wait_interval = L7VSADM_DEFAULT_WAIT_INTERVAL;
-                        std::string    msg("Illegal cmd_interval parameter value. Use default value.");
-                        Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 1, msg, __FILE__, __LINE__);
+                        std::stringstream msg;
+                        msg << boost::format("Illegal cmd_interval parameter value. Use default value(%s).")
+                                % L7VSADM_DEFAULT_WAIT_INTERVAL;
+                        Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 1, msg.str(), __FILE__, __LINE__);
                 }
         } else {
                 command_wait_interval = L7VSADM_DEFAULT_WAIT_INTERVAL;
-                std::string    msg("Get cmd_interval parameter error. Use default value.");
-                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 2, msg, __FILE__, __LINE__);
+                std::stringstream msg;
+                msg << boost::format("Get cmd_interval parameter error. Use default value(%s).")
+                        % L7VSADM_DEFAULT_WAIT_INTERVAL;
+                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 2, msg.str(), __FILE__, __LINE__);
         }
 
         //command_wait_count
@@ -2548,47 +2944,52 @@ void    l7vs::l7vsadm::set_parameter()
                     command_wait_count > L7VSADM_MAX_WAIT) {
                         // When illegal parameter value, use default parameter value.
                         command_wait_count = L7VSADM_DEFAULT_WAIT_COUNT;
-                        std::string    msg("Illegal cmd_count parameter value. Use default value.");
-                        Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 3, msg, __FILE__, __LINE__);
+                        std::stringstream msg;
+                        msg << boost::format("Illegal cmd_count parameter value. Use default value(%s).")
+                                % L7VSADM_DEFAULT_WAIT_COUNT;
+                        Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 3, msg.str(), __FILE__, __LINE__);
                 }
         } else {
                 command_wait_count = L7VSADM_DEFAULT_WAIT_COUNT;
-                std::string    msg("Get cmd_count parameter error. Use default value.");
-                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 4, msg, __FILE__, __LINE__);
+                std::stringstream msg;
+                msg << boost::format("Get cmd_count parameter error. Use default value(%s).")
+                        % L7VSADM_DEFAULT_WAIT_COUNT;
+                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 4, msg.str(), __FILE__, __LINE__);
         }
 
         if ((command_wait_interval * command_wait_count) > L7VSADM_MAX_WAIT) {
                 // When wait value too long, use default parameter value.
                 command_wait_interval = L7VSADM_DEFAULT_WAIT_INTERVAL;
                 command_wait_count = L7VSADM_DEFAULT_WAIT_COUNT;
-                std::string    msg("Command wait value too long. Use default value.");
-                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 9, msg, __FILE__, __LINE__);
-
+                std::stringstream msg;
+                msg << boost::format("Command wait value too long. Use default value(%s).")
+                        % L7VSADM_DEFAULT_WAIT_COUNT;
+                Logger::putLogWarn(LOG_CAT_L7VSADM_COMMON, 9, msg.str(), __FILE__, __LINE__);
         }
 }
 
 //! l7vsadm command execute
-bool    l7vs::l7vsadm::execute(int argc, char *argv[])
+bool l7vs::l7vsadm::execute(int argc, char *argv[])
 {
-        Logger    logger(LOG_CAT_L7VSADM_COMMON, 37, "l7vsadm::execute", __FILE__, __LINE__);
+        Logger logger(LOG_CAT_L7VSADM_COMMON, 37, "l7vsadm::execute", __FILE__, __LINE__);
 
         /*-------- DEBUG LOG --------*/
         if (LOG_LV_DEBUG == Logger::getLogLevel(LOG_CAT_L7VSADM_COMMON)) {
-                std::stringstream    debugstr;
-                debugstr << boost::format("l7vsadm::execute arguments:%s") % argument_debug_dump(argc, argv);
+                std::stringstream debugstr;
+                debugstr << boost::format("l7vsadm::execute arguments: %s") % argument_debug_dump(argc, argv);
                 Logger::putLogDebug(LOG_CAT_L7VSADM_COMMON, 38, debugstr.str(), __FILE__, __LINE__);
         }
         /*------ DEBUG LOG END ------*/
 
-        // set sighanlder
+        // set sighandler
         if (0 > set_sighandlers()) {
-                std::string    buf("set_sighandlers failed.");
-                std::cerr << "COMMON ERROR : " << buf << std::endl;
+                std::string buf("set_sighandlers failed.");
+                std::cerr << "COMMON ERROR: " << buf << std::endl;
                 Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 1, buf, __FILE__, __LINE__);
                 return false;
         }
 
-        // readparam
+        // read param
         set_parameter();
 
         // Get l7vsadm execute file path from /proc/(pid)/exe (symbolic link)
@@ -2598,9 +2999,9 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
         retsize = readlink("/proc/self/exe", l7vsadm_file_path, sizeof(l7vsadm_file_path));
 
         // L7vsadm command conflict check. (Try l7vsadm execute file lock)
-        file_lock    lock(l7vsadm_file_path, l7vsadm_err);
+        file_lock lock(l7vsadm_file_path, l7vsadm_err);
         if (l7vsadm_err) {
-                std::cerr << "COMMON ERROR : " << l7vsadm_err.get_message() << std::endl;
+                std::cerr << "COMMON ERROR: " << l7vsadm_err.get_message() << std::endl;
                 Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 2, l7vsadm_err.get_message(), __FILE__, __LINE__);
                 return false;
         }
@@ -2626,7 +3027,7 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
                         ++command_retry_count;
                         if (command_retry_count > command_wait_count) {
                                 // L7vsadm file lock error. (l7vsadm is executing)
-                                std::string    buf("L7vsadm file lock timeout. (l7vsadm is already executing)");
+                                std::string buf("L7vsadm file lock timeout. (l7vsadm is already executing)");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 4, buf, __FILE__, __LINE__);
                                 break;
@@ -2645,7 +3046,7 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
 
                 // display err
                 if (l7vsadm_err) {
-                        std::cerr << "COMMON ERROR : " << l7vsadm_err.get_message() << std::endl;
+                        std::cerr << "COMMON ERROR: " << l7vsadm_err.get_message() << std::endl;
                         return false;
                 }
 
@@ -2659,7 +3060,7 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
                         if (itr != command_dic.end()) {
                                 itr->second(argc, argv);
                         } else {
-                                std::string    buf("command not found.");
+                                std::string buf("command not found.");
                                 l7vsadm_err.setter(true, buf);
                                 Logger::putLogError(LOG_CAT_L7VSADM_PARSE, 88, buf, __FILE__, __LINE__);
                         }
@@ -2667,7 +3068,7 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
 
                 // display command parse result
                 if (l7vsadm_err) {
-                        std::cerr << "PARSE ERROR : " << l7vsadm_err.get_message() << std::endl;
+                        std::cerr << "PARSE ERROR: " << l7vsadm_err.get_message() << std::endl;
                         std::cerr << usage() << std::endl;
                         return false;
                 }
@@ -2675,12 +3076,12 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
                 if (l7vsadm_request::CMD_HELP != request.command) {
                         // communicate to l7vsd
                         using boost::asio::local::stream_protocol;
-                        boost::array< char, COMMAND_BUFFER_SIZE >    response_buffer;
+                        boost::array<char, COMMAND_BUFFER_SIZE> response_buffer;
                         response_buffer.assign(0x00);
 
                         // connect
-                        boost::asio::io_service    io;
-                        stream_protocol::socket    s(io);
+                        boost::asio::io_service io;
+                        stream_protocol::socket s(io);
 
                         // Check signal.
                         if (signal_flag) {
@@ -2693,7 +3094,7 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
                                 boost::system::error_code err;
                                 s.connect(stream_protocol::endpoint(L7VS_CONFIG_SOCKNAME), err);
                                 if (err) {
-                                        std::stringstream   buf;
+                                        std::stringstream buf;
                                         buf << boost::format("connect() failed: %s.") % err.message();
                                         l7vsadm_err.setter(true, buf.str());
                                         Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 9, buf.str(), __FILE__, __LINE__);
@@ -2702,35 +3103,35 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
 
                         // display err
                         if (l7vsadm_err) {
-                                std::cerr << "COMMON ERROR : " << l7vsadm_err.get_message() << std::endl;
+                                std::cerr << "COMMON ERROR: " << l7vsadm_err.get_message() << std::endl;
                                 return false;
                         }
 
                         /*-------- DEBUG LOG --------*/
                         if (LOG_LV_DEBUG == Logger::getLogLevel(LOG_CAT_L7VSADM_COMMON)) {
-                                std::stringstream    debugstr;
+                                std::stringstream debugstr;
                                 debugstr << boost::format("l7vsadm_send_request:%s") % request;
                                 Logger::putLogDebug(LOG_CAT_L7VSADM_COMMON, 39, debugstr.str(), __FILE__, __LINE__);
                         }
                         /*------ DEBUG LOG END ------*/
 
                         // write sockfile
-                        std::stringstream    send_stream;
-                        boost::archive::text_oarchive    oa(send_stream);
+                        std::stringstream send_stream;
+                        boost::archive::text_oarchive oa(send_stream);
                         oa << (const l7vs::l7vsadm_request &) request;
                         boost::asio::write(s, boost::asio::buffer(send_stream.str()));
 
                         // read sockfile
                         s.read_some(boost::asio::buffer(response_buffer));
 
-                        std::stringstream    recv_stream;
+                        std::stringstream recv_stream;
                         recv_stream << &(response_buffer[0]);
-                        boost::archive::text_iarchive    ia(recv_stream);
+                        boost::archive::text_iarchive ia(recv_stream);
                         ia >> response;
 
                         /*-------- DEBUG LOG --------*/
                         if (LOG_LV_DEBUG == Logger::getLogLevel(LOG_CAT_L7VSADM_COMMON)) {
-                                std::stringstream    debugstr;
+                                std::stringstream debugstr;
                                 debugstr << boost::format("l7vsadm_recv_response:%s") % response;
                                 Logger::putLogDebug(LOG_CAT_L7VSADM_COMMON, 40, debugstr.str(), __FILE__, __LINE__);
                         }
@@ -2741,25 +3142,25 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
 
                         // display result
                         if (l7vsd_response::RESPONSE_OK == response.status) {
-                                disp_result_map_type::iterator    itr = disp_result_dic.find(request.command);
+                                disp_result_map_type::iterator itr = disp_result_dic.find(request.command);
                                 if (itr != disp_result_dic.end())
                                         itr->second();
                         } else {
-                                std::stringstream    buf;
-                                response_error_message_map_type::iterator    itr = response_error_message_dic.find(response.status);
+                                std::stringstream buf;
+                                response_error_message_map_type::iterator itr = response_error_message_dic.find(response.status);
                                 if (itr != response_error_message_dic.end())
                                         buf << itr->second << response.message;
                                 else
-                                        buf << "COMMAND ERROR : " << response.message;
+                                        buf << "COMMAND ERROR: " << response.message;
                                 std::cerr << buf.str() << std::endl;
                                 Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 7, buf.str(), __FILE__, __LINE__);
                                 return false;
                         }
-                }    //if help_mode
-        }    //try
+                } //if help_mode
+        } //try
         catch (std::exception &e) {
-                std::stringstream    buf;
-                buf << "COMMON ERROR : " << e.what();
+                std::stringstream buf;
+                buf << "COMMON ERROR: " << e.what();
                 std::cerr << buf.str() << std::endl;
                 Logger::putLogError(LOG_CAT_L7VSADM_COMMON, 8, buf.str(), __FILE__, __LINE__);
                 return false;
@@ -2768,17 +3169,17 @@ bool    l7vs::l7vsadm::execute(int argc, char *argv[])
 }
 
 //! argument dump for debug
-//! @param[in]    argument count
-//! @param[in]    argument value
-std::string    l7vs::l7vsadm::argument_debug_dump(int argc, char *argv[])
+//! @param[in] argument count
+//! @param[in] argument value
+std::string l7vs::l7vsadm::argument_debug_dump(int argc, char *argv[])
 {
         std::stringstream buf;
         if (!argv) {
                 buf << "argument=(null)";
         } else {
-                buf << boost::format("argument={argc=%d") % argc;
+                buf << boost::format("argument={argc=%d") % argc;
                 for (int i = 0; i < argc; ++i) {
-                        buf << boost::format("argv[%d]=%s: ") % i % argv[i];
+                        buf << boost::format(", argv[%d]=%s") % i % argv[i];
                 }
                 buf << "}";
         }
@@ -2786,78 +3187,79 @@ std::string    l7vs::l7vsadm::argument_debug_dump(int argc, char *argv[])
 }
 
 //! signal handler function
-//! @param[in]    signal
+//! @param[in] signal
 static void sig_exit_handler(int sig)
 {
         received_sig = sig;
         signal_flag = true;
 }
 
-//! set singal handler function
-//! @param[in]    signal
-//! @param[in]    handler function pointer
-//! @return        0/success, -1/fail
+//! set signal handler function
+//! @param[in] signal
+//! @param[in] handler function pointer
+//! @return 0/success, -1/fail
 static int set_sighandler(int sig, void (*handler)(int))
 {
-        struct    sigaction act;
-        int        ret;
+        struct sigaction act;
+        int ret;
 
         ret = sigaction(sig, NULL, &act);
-        if (0 > ret)    return ret;
+        if (0 > ret) {
+                return ret;
+        }
 
         act.sa_flags &= ~SA_RESETHAND;
         act.sa_handler = handler;
 
         ret = sigaction(sig, &act, NULL);
-        if (0 > ret)    return ret;
+        if (0 > ret) {
+                return ret;
+        }
 
         return 0;
 }
 
-//! set all singal handler function
-//! @return        0/success, -1/fail
+//! set all signal handler function
+//! @return 0/success, -1/fail
 static int set_sighandlers()
 {
         int ret;
 
-#define SET_SIGHANDLER(sig, handler)                \
-    do {                                            \
-        ret = set_sighandler((sig), (handler));        \
-        if (ret < 0) {                                \
-            return ret;                                \
-        }                                            \
+#define SET_SIGHANDLER(sig, handler)            \
+    do {                                        \
+        ret = set_sighandler((sig), (handler)); \
+        if (ret < 0) {                          \
+            return ret;                         \
+        }                                       \
     } while (0)
 
-        SET_SIGHANDLER(SIGHUP,        sig_exit_handler);
-        SET_SIGHANDLER(SIGINT,        sig_exit_handler);
-        SET_SIGHANDLER(SIGQUIT,    sig_exit_handler);
-        SET_SIGHANDLER(SIGPIPE,    sig_exit_handler);
-        SET_SIGHANDLER(SIGTERM,    sig_exit_handler);
-        SET_SIGHANDLER(SIGUSR1,    sig_exit_handler);
-        SET_SIGHANDLER(SIGUSR2,    sig_exit_handler);
+        SET_SIGHANDLER(SIGHUP,  sig_exit_handler);
+        SET_SIGHANDLER(SIGINT,  sig_exit_handler);
+        SET_SIGHANDLER(SIGQUIT, sig_exit_handler);
+        SET_SIGHANDLER(SIGPIPE, sig_exit_handler);
+        SET_SIGHANDLER(SIGTERM, sig_exit_handler);
+        SET_SIGHANDLER(SIGUSR1, sig_exit_handler);
+        SET_SIGHANDLER(SIGUSR2, sig_exit_handler);
 
 #undef SET_SIGHANDLER
 
         return 0;
 }
 
-#ifndef    UNIT_TEST
+#ifndef UNIT_TEST
 int main(int argc, char *argv[])
 {
-
         try {
-                l7vs::Logger        logger;
-                l7vs::Parameter        param;
+                l7vs::Logger logger;
+                l7vs::Parameter param;
                 logger.loadConf();
         } catch (...) {
         }
 
-
-        l7vs::l7vsadm    adm;
+        l7vs::l7vsadm adm;
         if (!adm.execute(argc, argv)) {
                 return -1;
         }
         return 0;
 }
-#endif    //UNIT_TEST
-
+#endif //UNIT_TEST