I think you didn't understand my question, Ofcourse I can just set open that IP address, but I only want it to be open for my own user (so the other users CAN'T use the IP) I think I need things like -m owner --owner-uid or something but I can't figure out a good rule, I get errors on everything I try :( John -----Oorspronkelijk bericht----- Van: netfilter-admin@xxxxxxxxxxxxxxxxxxx [mailto:netfilter-admin@xxxxxxxxxxxxxxxxxxx] Namens SaVaGE Verzonden: zondag 4 mei 2003 21:19 Aan: netfilter@xxxxxxxxxxxxxxxxxxx Onderwerp: Re: per user IP adresses Op zondag 4 mei 2003 20:38, schreef John Guntenaar: > Hello, > > I have a linux machine with 4 IP addresses, I have a couple of friends > on that machine and I don't allow them to use IRC, so I simply blocked > the IRC ports, but I want to use IRC from the 4th IP without the other > users being able to use it. I think I can reach that goal by using the > owner match facility of iptables, though I can't find any good examples > with google, is it correct and can somebody post an example? > > Thanks in advantage, > > John this one is very easy , you can use the same rule , you used before , but now you say : .......... -s ! $4th_ip -j DROP Pascal