Certainly you can, but you should be more specific about the topology (IP addresses) of your network... And what do you want to do with proxy server in your LAN that is forbidden to use for everyone. Maybe you need some kind of (proxy) authorization? Deepak Singhal wrote: > Hi All, > > > > Can i somehow detect traffic which is coming from a proxy/masquerading > server in my lan to my linux gateway server. > > > > I wish to block requests coming from a proxy server in my network ie. > no body should be able to use a proxy server in my network. > > > > > > Thanxs > > > > Deepak Singhal >