Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1986-2001 Microsoft Corp. C:\WINDOWS>netsh routing ip add interface ?
Usage: add interface [name=][[state=]enable|disable]
Parameters:
Tag Value
name - The name of the interface to be added.
state - One of the following values:
enable: Enables the IP interface as you add it.
disable: Disables the IP interface as you add it.
Remarks: Enables or disables IP forwarding on an interface.
Examples:
add interface name="Local Area Connection" state=enable