Setting up Remote Desktop with custom ports

http://www.wi-fiplanet.com/tutorials/article.php/3802226

With Vista things are a bit different.
See the following links:
http://support.microsoft.com/kb/306759
http://www.howtogeek.com/howto/windows-vista/turn-on-remote-desktop-in-windows-vista/
http://windows.microsoft.com/en-US/windows-vista/Open-a-port-in-Windows-Firewall