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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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Performance Event Meaning

The RPLMIN event indicates the minimum value of the optical power received by the laser.

Performance Event Attributes

Performance Event ID Performance Event Type


SDH performance event

Impact on the System

This performance event does not affect the system. When the input optical power is high, the laser is damaged; when the input optical power is low, the laser cannot detect signals.

Check the range of input optical power allowed by the receive port to determine whether the input optical power is normal.

Possible Causes

Count the minimum value of the optical power received by the laser in the current period. This value shows the physical performance, which exists after the laser is online.

Relevant Alarms

Alarm Name Correlation


The received optical power is abnormal.


  1. See IN_PWR_ABN.



Updated: 2019-01-21

Document ID: EDOC1100020975

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