X-Git-Url: http://git.osdn.net/view?p=android-x86%2Fexternal-wireless-tools.git;a=blobdiff_plain;f=wireless_tools%2Fiwspy.8;fp=wireless_tools%2Fiwspy.8;h=4516d57cf43b9bcdaf08475d55f2b12e6661363b;hp=cbe61952dce456708fcdc1a1fbf263b1de7636e2;hb=9ec0f62f146639f364238cbb7821ca47222e3bb9;hpb=9d82610feb36dcd56d621e7831cbf5eec3f51104 diff --git a/wireless_tools/iwspy.8 b/wireless_tools/iwspy.8 index cbe6195..4516d57 100644 --- a/wireless_tools/iwspy.8 +++ b/wireless_tools/iwspy.8 @@ -25,17 +25,22 @@ iwspy \- Get wireless statistics from specific nodes .\" .SH DESCRIPTION .B Iwspy -is used to set a list of addresses in a wireless network interface and -to read back quality of link information for each of those. This -information is the same as the one available in +is used to set a list of addresses to monitor in a wireless network +interface and to read back quality of link information for each of +those. This information is the same as the one available in .I /proc/net/wireless : quality of the link, signal strength and noise level. .PP This information is updated each time a new packet is received, so -each address of the list add some overhead in the driver. +each address of the list adds some overhead in the driver. .PP -Note the this functionality work only for node part of the current -wireless cells. +Note that this functionality works only for nodes part of the current +wireless cell, you can not monitor Access Points you are not +associated with (you can use Scanning for that) and nodes in other +cells. In Managed mode, in most case packets are relayed by the Access +Point, in this case you will get the signal strength of the Access +Point. For those reasons this functionality is mostly useful in Ad-Hoc +and Master mode. .\" .\" PARAMETER part .\" @@ -44,7 +49,7 @@ You may set any number of addresses up to 8. .TP .BR DNSNAME " | " IPADDR Set an IP address, or in some cases a DNS name (using the name -resolver). As the hardware work with hardware addresses, +resolver). As the hardware works with hardware addresses, .B iwspy will translate this IP address through .IR ARP . @@ -73,10 +78,10 @@ Set the .I low and .I high -signal strength threshold for the iwspy event (for driver that support -it). +signal strength threshold for the iwspy event (for drivers that +support it). .br -Every time the signal strengh for any of the address monitored +Every time the signal strength for any of the address monitored with iwspy goes lower than the low threshold or goes higher than the high threshold, a Wireless Event will be generated. .br