Cisco Bug: CSCuq40996 - None-Cisco ISIS LSP is purged after FO if auth and NSF Cisco are used
Last Modified
Sep 14, 2019
Products (1)
- Cisco IOS
Known Affected Releases
12.2(33.1.12)XNE
Description (partial)
Symptom: Following switchover, Cisco router will purge some none-Cisco ISIS LSPs Conditions: - Multi-vendor environemnt ( the vendors must insert authentication TLV at some place other than the first position in an LSP) - ISIS Authentication is enabled - NSR (NSF Cisco) is in use
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