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Cisco Bug: CSCuo00525 - N9k: Some Mcast traffic not converging after the port-channel restore

Last Modified

Aug 28, 2020

Products (5)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 9396PX Switch
  • Cisco Nexus 9504 Switch
  • Cisco Nexus 9508 Switch
  • Cisco Nexus 93128TX Switch

Known Affected Releases

6.1(2)I2(1)

Description (partial)

Symptom:
Null registers not sent by FHR if system is also lasthop router sometimes if receiver links are flapped.

Conditions:
This is timing issue. You need to flap all the receiver links at the same time when source traffic is started. And system has to be lasthop and firsthop router.
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  • Status
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