Some methods include:

Not giving it a default gateway address
Blocking it on your firewall (you do have a FW, don't you?)
Using IPSec

--
Sincerely,

Daniel Petri
MVP, Senior IT consultant, trainer
www.petri.co.il

"Jerry" <jhuffman@triad.rr.com> wrote in message
news:GI%ak.85761$dq6.65796@en-nntp-09.dc1.easynews.com...
>I have a network system setup with all the computers using XP Pro and I
>would like to have one of the computers for anyone to use, but that
>computer would NOT be allowed to access the internet. How do I go about
>setting this one computer so that it can NOT get on the internet?
>
> Any help would be greatly appreciated, thank you.
>