Microsoft Windows [Version 6.0.6001] (C) Copyright 2006 Microsoft Corp. c:\windows>netsh ras show client ?
show client [[name=]]
Shows Remote Access clients connected to this machine or their status.
Parameters
None - Shows Remote Access clients connected to this machine.
name - Shows the status of a given client connected to the machine.
If this parameter is "*" , enumerates status of all clients.