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Cisco Bug: CSCvt25511 - DFA multicast flow between vpc pair, both mc rec and mc src on orphan ports in same vlan, not work

Last Modified

Jul 30, 2020

Products (1)

  • Cisco Nexus 5000 Series Switches

Known Affected Releases

7.3(5)N1(1) 7.3(6)N1(0.7)

Description (partial)

Symptom:
DFA setup with N5672 switches running nx-os 7.3(6)N1(1). Multicast flow is not egressing on the switch which has the multicase receiver attached.

Conditions:
DFA setup with fabricpath backbone.

The issue is that under certain conditions the switch does not program the hardware with the correct bitmap for 
the outgoing asic list.
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  • Status
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