Cisco Bug: CSCvu38441 - ISIS-TILFA: unexpected backup path calculated
Sep 10, 2020
- Cisco IOS
Known Affected Releases
Symptom: TILFA backup path to neighbor1 connected via high metric link may be calculated via some different neighbor2, but instead of using nex-hops of neighbor2 it's used next-hop of neighbor1. Conditions: Topology specific. Not seen in usual ring topology. Problem may be seen if in the ring exists some short cut links.
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