In a message dated 30/09/2006 11:16:55 GMT Daylight Time, mhlucas@xxxxxxxxxxxx writes:
NAT = Network Address Translation. Translates the IP addresses of your LAN so that they cannot be identified externally, and thus functions as a firewall.
Thanks Mike, I learn something new every day. I don't suppose you can point me to somewhere where I can see a full explanation of how this works?