Sure, you can use group policy to restrict the internet access. these how to
may help.
how to restrict internet access
How to restrict Internet Access. You may have many options to disable
a user or computer to access the Internet. Some options can be adopted for
many users ...
www.howtonetworking.com/Internet/restrictie0.htm - Similar pages

Setup Group Policy to restrict internet access
This article descript how to use Group Policy to restrict Internet
Access by assigning a fake IP to proxy. In our case, you have some clients
accessing your ...
http://www.howtonetworking.com/Inter...strictie11.htm


--
Bob Lin, MS-MVP, MCSE & CNE
Networking, Internet, Routing, VPN Troubleshooting on
http://www.ChicagoTech.net
How to Setup Windows, Network, VPN & Remote Access on
http://www.HowToNetworking.com
"Ronny" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> I'm an administrator of a PC which is used for communication by Remote
> Terminal in order to control remotely another XP machine.
> I need to block users from surfing the internet with browser.
> Is there way to do it?
>
> Regards
> Ronny
>
>

I'm an administrator of a PC which is used for communication by Remote
Terminal in order to control remotely another XP machine.
I need to block users from surfing the internet with browser.
Is there way to do it?

Regards
Ronny