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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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SSM_QL_FAILED

SSM_QL_FAILED

Description

This alarm indicates that the received SSM quality is worse than the threshold. This alarm is reported when the SSM quality received by a reference source port configured in the priority table is worse than the threshold.

Attribute

Alarm Severity Alarm Type

Minor

Equipment alarm

Parameters

None

Impact on the System

If the alarm is generated, the NE has to choose another timing source if available or has to go into hold-over mode.

Possible Causes

The received SSM quality is worse than the configuration of SSM quality.

Procedure

  1. Query the received SSM quality on the NMS. Check whether the SSM quality is correct. If it is incorrect, check whether the master NE traces the correct upstream NE.
  2. If the received SSM quality is correct, check whether the threshold is properly set based on the network planning. If not, set the threshold again.

Related Information

None

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Updated: 2019-01-21

Document ID: EDOC1100020975

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