Microsoft Windows XP [Version 5.1.2600] (C) Copyright 1986-2001 Microsoft Corp. C:\WINDOWS>netsh routing ip nat add portmapping ?
Usage: add portmapping [name=][proto=]tcp|udp [publicip=]|0.0.0.0
[publicport=]integer [privateip=][privateport=]integer
Parameters:
Tag Value
name - The name of the interface for which you want to add a
port mapping to be enabled for use with NAT.
proto - One of the following values:
tcp: Sets protocol type to TCP.
udp: Sets protocol type to UDP.
publicip - Either a specified external IP address on the public
network or 0.0.0.0 to indicate any IP address not
specified within the private network address range.
publicport - A number from 0 to 9999 for the public protocol port.
privateip - An IP address within the private network range.
publicport - A number from 0 to 9999 for the private protocol port.
Remarks: Adds a protocol port mapping on the NAT interface.
Examples:
add portmapping local tcp 0.0.0.0 80 10.0.0.1 80