Re: CAN-2004-1137

"Zow" Terry Brugger <[email protected]> Tue, 04 Jan 2005 12:25:44 -0800

Newsgroups	gmane.comp.security.linux
Message-ID	<[email protected]>

> 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 
manage it.

Hope this helps,
Terry

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