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Cisco Bug: CSCub00249 - GSR - Port-channel sending bogus MCAST packet instead of Unicast

Last Modified

Jan 30, 2017

Products (1)

  • Cisco 12000 Series Routers

Known Affected Releases


Description (partial)

Packets sent out with Multicast destination mac resulting in flooding on the remote devices.

When link-bundle interface is acting as core-facing interface and Multicasting is configured,
all packets are going with multicast destination mac.
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