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Cisco Bug: CSCui94155 - multicast traffic forwarded by both vpc+ peer resulting in 2 times traff

Last Modified

Jul 05, 2018

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

6.2(2.30t) 6.2(5.38)S0

Description (partial)

Symptom:
Multicast traffic gets forwarded by both vpc+ peers, which results in twice the level of traffic being sent.

Conditions:
This issue is sometimes seen in a multicast environment after a vpc+ peer device is reloaded.

Workaround(s):
Issuing either of the following commands will fix this issue:

clear ip mroute <multicast group ip> on non DR for a particular group

clear ip mroute * on non DR for a all groups
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