hi

i have Lan of 10 windows 2000 computers and one DC windows 2000 server. My user r playing Quake "LAN party". as Quake uses port 26000 UDP which can be used by user.
I looking for a way so i can block ports. and Stop them Playing Network games.
I have tried windows 2000 IP filtering but it block every thing but i need to block only UDP ports.

I am looking for solution ...Thank you