Cisco Bug: CSCvu34292 - After loop is removed, a vPC peer L2RIB does not learn a remote mac, but BGP has it
Jun 16, 2020
- Cisco MDS 9000 NX-OS and SAN-OS Software
Known Affected Releases
Symptom: After a loop is removed bet a leaf TOR101 eth 1/2 and vPC leafs (TOR301 & TOR302) PO1, one vPC Peer (TOR301) does not learn the remote mac route of evi 1204 mac 0005.19aa.0000, but its BGP has the remote route . The loop for vlan 1204 was SLD-blocked on vPC leafs (TOR301 & TOR302). The mac route is originated from the same site vPC based MS BGW TOR51 & TOR52 (184.108.40.206) as an orphan port host. Meanwhile, the other vPC peer (TOR302) learns the remote mac route. Conditions: After access side loop between VXLAN EVPN enabled Leaf switches.
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Bug Details Include
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