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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
LASER_CLOSED

LASER_CLOSED

Description

The LASER_CLOSED alarm indicates that the laser on the line board is shut down.

Attribute

Alarm Severity Alarm Type

Major

Equipment alarm

Parameters

When you view an alarm on the network management system, select the alarm. In the Alarm Details field display the related parameters of the alarm. The alarm parameters are in the following format: Alarm Parameters (hex): parameter1 parameter2...parameterN. For details about each parameter, refer to the following table.

Name Meaning

Parameter 1

Indicates the optical port number.

Impact on the System

The line board cannot transmit and receive services.

Possible Causes

The possible cause of this alarm is as follows:

  • A user shuts down the laser by using the U2000 or Navigator.

Procedure

  1. Start the laser by using the U2000 or Navigator, or wait for a period of time (5 minutes by default) until the laser automatically starts.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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