-A packet directed at this address has been dropped because the card
-believes this node doesn't answer anymore. An early indication that
-the node may have left the cell or gone out of range.
+A packet directed at this address has been dropped because the
+interface believes this node doesn't answer anymore. An early
+indication that the node may have left the cell or gone out of range.
+.TP
+.B Custom driver event
+Event specific to the driver. Please check the driver documentation.
+.TP
+.B Registered node
+The interface has successfully registered a new wireless
+client/peer. Will be generated mostly when the interface act as an
+Access Point (mode master).
+.TP
+.B Expired node
+The registration of the client/peer on this interface has
+expired. Will be generated mostly when the interface act as an Access
+Point (mode master).