I have WinXP with two connections (e.g.
What is the easiest way to make WinXP act as gateway to
B for one and only one given computer (IP) from
The easiest way may be to just assign static IPs on both ends (A & B) with a very restrictive subnet mask (e.g. 192.168.1.1 & 192.168.1.2 with a net mask of 255.255.255.252).