Re: CAN-2004-1137

From: Zow (zow_at_llnl.gov)
Date: 01/04/05

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    To: "hilton de meillon" <hiltond@hotpop.com>
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
    manage it.

    Hope this helps,
    Terry

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