client-port is the full pathname of the device which this authentication or accounting is refering to. This device name is used for the port id lookup in radlogin.map. If it is not specified, then the device name of standard output is used.
With the option -t arbitrary packages can be send. So radacct can be used as Hacking-Tool.
-i | file name of the terminal used to determine what to send in the NAS-Port attribute. Normally the tty of stdout is used. |
-V | display version information |
-h | display usage information |
-d | displays send and received messages |
-t messagetypecode | sets the type of message. When a false code is given, a list of the Messagetypes is displayed. The codes can be numbers to. |