From: Zow (zow_at_llnl.gov)
To: "hilton de meillon" <firstname.lastname@example.org> Date: Tue, 04 Jan 2005 12:25:44 -0800
> am I
> correct in saying that IGMP is on the network layer IP protocol 2 hence all
> the iptables rulesets claiming to block igmp are misinformed ?.
No -- IGMP is a layer 4 protocol built on top of IP -- it is IP protocol
number 2 (ICMP is 1, TCP is 6, UDP is 17), so iptables should be able to
Hope this helps,