If the following iptables rule is entered: -A FORWARD -p 6 -m conntrack ! --ctorigdst 4.3.2.2 -j ACCEPT If an iptables-save is then issued, the rule is listed but the "!" is missing. Steven. -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html