On Tuesday 13 April 2004 8:47 pm, Michael Gale wrote: > Hello, > > Passive connections to the client work on the local LAN but they are > connecting to a different IP on the box -- because the server will return > the external IP of the firewall for passive connections to the main IP. Yes, I knew that would connect to the other IP on the server - I just wanted to check that the server was supporting passive connections :) > I am sure that the problem is that "RELATED" option under state do not work > with a user defined chain. Uh? > iptables -A userchain -i external -o internal -d internalIP -m state > --state ESTABLISHED,RELATED -j ACCEPT Nothing wrong with that. No reason at all you can't match those parameters in a user-defined chain. I'm not aware of anything in netfilter you can do on a built-in chain which you can't do on a user-defined chain except apply a default policy. Regards, Antony. -- I don't know, maybe if we all waited then cosmic rays would write all our software for us. Of course it might take a while. - Ron Minnich, Los Alamos National Laboratory Please reply to the list; please don't CC me.