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Cisco Bug: CSCvu87802 - VXLAN / MAC address table may display entries reachable via NVE peer with IP address 1.0.0.0

Last Modified

Jul 31, 2020

Products (1)

  • Cisco Nexus 9000 Series Switches

Known Affected Releases

9.3(4.221)

Description (partial)

Symptom:
A VXLAN peer in a vPC environment may report its vPC peer with IP 1.0.0.0:
`show nve peers`
Interface Peer-IP State LearnType Uptime Router-Mac
--------- -------------------------------------- ----- --------- -------- -----------------
nve1 1.0.0.0 Up DP 00:16:19 n/a

Due to this some MAC addresses may be reported to be reachable via "nve(1.0.0.0)" instead of "vPC Peer-Link" in `show Mac address-table`

Conditions:
VXLAN VTEPs configured in VPC configuration
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