http://bugs.debian.org/699537 Using a protocol name as user-defined chain name produces an error when creating the chain or applying it as a target. The chain seem to work fine despite the error. udplite and "all" do not produce an error. # iptables -N tcp /lib/xtables/libxt_tcp.so: no "tcp" extension found for this protocol # iptables -A INPUT -p tcp --dport 80 -j tcp /lib/xtables/libxt_tcp.so: no "tcp" extension found for this protocol -- 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