Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1986-2001 Microsoft Corp. C:\WINDOWS>netsh routing ip relay show ?
The following commands are available:
Commands in this context:show global - Shows DHCP Relay Agent global configuration.
show ifbinding - Shows IP address bindings for interfaces.
show ifconfig - Shows DHCP Relay Agent per-interface configuration.
show ifstats - Shows per-interface DHCP Relay Agent statistics.
show interface - Shows interface-specific DHCP Relay Agent configuration.