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Cisco Bug: CSCun29142 - L2Mcast:mrouter Tor sending traffic on-all ports with no joins on it

Last Modified

Aug 13, 2014

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases


Description (partial)

On Egress/Transit TOR, we will flood Unknown IP Multicast packets in the incoming BD if there is atleast one Mrouter port on any BD.

When BD's flag of UnkonwnMcastAction is in Flood mode, the unknown IP Multicast packets will be flooded on egress or transit tors.
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