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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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ETH_APS_SWITCH_FAIL

ETH_APS_SWITCH_FAIL

Description

The ETH_APS_SWITCH_FAIL alarm indicates that the request signals in the transmitted Automatic Protection Switching (APS) frame are different from the bridge signals in the received APS frame and this symptom lasts for 50 ms.

Attribute

Alarm Severity Alarm Type

Minor

Processing alarm

Parameters

None.

Impact on the System

Service protection fails.

Possible Causes

The possible cause of the ETH_APS_SWITCH_FAIL alarm is as follows:

  • The settings of the APS protection group differ between both ends.

Procedure

  1. On the U2000, check whether the settings of the APS protection group are the same at both ends.
  2. If the settings differ between both ends, modify them so that they are the same. Then, deactivate and activate the APS protection groups at both ends.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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