Cisco Bug: CSCup65040 - Premature clear of delayed reset flags in some cases
Jul 31, 2018
- Cisco Carrier Routing System
Known Affected Releases
Symptom: A path received from a neighbor may be marked "stale" permanently, or some paths received from a neighbor may get deleted. Conditions: All the following conditions must be satisfied. 1. Graceful restart or long-lived graceful-restart is configured for the neighbor, 2. The neighbor undergoes a session reset caused by the peer device closing the socket. 3. Either of the following happens in the middle of a period during which BGP is processing all its paths for marking them as stale or deleting previously marked stale paths: 3a. The neighbor session goes down. 3b. The neighbor session comes back up and the the neighbor advertises one or more its routes.
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Bug Details Include
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