Cisco Bug: CSCvv29407 - PTP - no syslog message when GMC failover happens
Aug 08, 2020
- Cisco Catalyst 9300 Series Switches
Known Affected Releases
Symptom: No syslog message is generated, when a BMCA is triggered due to a fail-over from primary GMC to backup GMC. On Nexus9k, a syslog message beginning with " %PTP-2-PTP_GM_CHANGE: Grandmaster clock has changed from MAC-address-1 Mac-Address2 " is generated. Conditions: Grand master clocks are attached to cat9k switches. The first GMC is shutdown to trigger a failover. The backup grand master clock takes over.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.
Bug Details Include
- Full Description (including symptoms, conditions and workarounds)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases