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Cisco Bug: CSCvv04761 - FEX 2248 dropping multicast during IGMP update from client on a different FEX

Last Modified

Sep 16, 2020

Products (1)

  • Cisco Nexus 7000 Series Switches

Known Affected Releases

8.4(3.53)

Description (partial)

Symptom:
Symptom:
FEX N2K-C2248TP-E-1GE with a Nexus 5000 parent switch is intermittently dropping a small number of multicast packets during IGMP updates coming to the parent switch.

Conditions:
The issue happens only during IGMP update the parent Nexus switch. In particular, it is seen when parent Nexus 5K receives IGMP leave report from a host connected to a different FEX.
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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