Preview Tool

Cisco Bug: CSCvv64127 - PTP servo restarts on GM switchover if slow-tracking is enabled and ptp_ctrlr was restarted

Last Modified

Oct 06, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

PTP servo moves out of phase-lock state, re-acquires with the foreign master, and phase-locks to the master again within few minutes.

PTP servo slow-tracking is configured with a non-zero value.
Router is locked to a PTP foreign master (in T-TSC or T-BC configuration).
There is a switchover from one Grandmaster to another.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.