> I have zope server running on port 8080 > and have enabled its access in IPTables > however it fails to open up. > any reason why?? > > -A INPUT -d <dest-ip> -p tcp -m tcp --dport 8080 -j ACCEPT > > -A OUTPUT -s <dest-ip> -p tcp -m tcp --sport 8080 -j ACCEPT Have you set the default policy of the INPUT chain set to DROP ? Then do you also have : -A INPUT -m state --state RELATED,ESTABLISED -j ACCEPT -A OUTPUT -m state --state RELATED,ESTABLISED -j ACCEPT (if OUTPUT default policy is DROP) Gr, Rob