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Cisco Bug: CSCvu84600 - VMCT TRM Sub-interface: traffic blackholed when vpc peer vtep PIP is not learnt as nve peer

Last Modified

Jul 20, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

9.3(4)IIN9(0.2)

Description (partial)

Symptom:
When external source is reachable by one VMCT switch, in the following condition, receivers on other VTEPs may be blackholed.

Conditions:
On a pair of VMCT switches, external source is connected on a vrf-lite interface on one switch and the other switch doesn't have external network connectivity and no hosts on orphaned port.
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