Hi, On Tue, Oct 12, 2010 at 02:59:28PM -0500, christopher.mar...@usc-bt.com wrote: > The switch listens to the following messages in order to detect router ports > with IGMP snooping: > · IGMP Membership query send to 01?00?5e?00?00?01 > · PIMv1 hello send to 01?00?5e?00?00?02 > · PIMv2 hello send to 01?00?5e?00?00?0d > · DVMRP probes send to 01?00?5e?00?04 > · MOSPF message send to 01?00?5e?00?05 or 06
Thanks for clarifying this. Indeed, with this information, IGMP snooping
should never be harmful for router-switch-router traffic.
gert
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