On Fri, 2004-09-10 at 01:36, Manikandan wrote: > How do I stop this? I don't want users in other network to access internet > through my iptables. Please help me. Thanks in advance. apply the bat-upside-the-head patch from the "maybe you want i should break your freakin' legs?" repository. a short term solution would be to identify the proxy machine (which you seem to have done) and block access from it either by IP address or MAC address. -j -- Jason Opperisano <opie@xxxxxxxxxxx>