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Cisco Bug: CSCvu20670 - New settings for PTP ACI5 mode.

Last Modified

Jul 16, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Occasional flaps observed in PTP with G.8275.2 non-hybrid profile.
PTP servo state moves from PHASE_LOCKED to FREQ_LOCK, and goes back to PHASE_LOCK state within few minutes.
The issue causes loss in timing synchronisation over the network.

The issue was observed with PTP running end to end over MPLS cable network.
The end-nodes configured with PTP themselves are not PTP aware.
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