| OID | Object | Syntax | Max Access | Description | Implemented Specifications | 
|---|---|---|---|---|---|
| 1.3.6.1.4.1.2011.5.25.187.1.144 | hwPtpTimeLockFailReason | INTEGER{normal(0),frequencyUnLock(1),nonTracking(2),offsetSumExceed(3),timestampsUnChange(4),interChassisUnLock(5)} | read-only | Describe the reason of time unlock. | The actually supported access is accessible-for-notify. |