21581 APS Started Alarm

Description

This alarm is reported when the APS protocol is started.

Attribute

Alarm ID Alarm Severity Alarm Type
21581 Warning Event

Parameters

ID Name Meaning
1 Subrack No.

Number of the subrack where the alarm is generated

2 Slot No.

Number of the slot where the alarm is generated

3 Sub slot No.

Number of the sub slot where the alarm is generated

4 Optical Port No.

Number of the optical port where the alarm is generated

5 Alarm Attribute

0=Normal, Alarms period are longer than the Transient Threshold.

1=Transient Count, The times and the period of the alarms whose periods are shorter than the Transient Threshold are summed up. If the sum result is longer than the Alarm Occurrence Period Threshold or Alarm Occurrence Times Threshold, an alarm so called Transient Count Alarm is triggered. Because Transient Count Alarm is based on accumulative result, the recovery of the alarm may occur at least one Summing Cycle later. The Summing Cycle can be query by MML "LST STATSLDWIN".

Impact on the System

None.

System Actions

None.

Possible Causes

  • The APS backup function is created.
  • The user modifies the APS protocol attribute.

Procedure

  1. None.


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