On Sunday 14 March 2004 9:49 pm, Bo Jacobsen wrote: > I have a problem allowing forwarding of passive internal ftp traffic and, > at the same time disallowing ms-streaming (port 1755). > > Whenever I allow the passive ftp, it also allows ms-streaming going > through. > > My rules are: > > iptables -A FORWARD -m state --state NEW,ESTABLISHED -s local_lan --sport > highports --dport ftp -j ACCEPT > iptables -A FORWARD -m state --state ESTABLISHED,RELATED -s local_lan > --sport highports --dport highports -j ACCEPT Those cannot be all of your rules. Show us the rest of the rules and we might be able to suggest something. Antony. -- Normal people think "If it ain't broke, don't fix it". Engineers think "If it ain't broke, it doesn't have enough features yet". Please reply to the list; please don't CC me.