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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).
CESPW_OPPOSITE_ACFAULT

CESPW_OPPOSITE_ACFAULT

Description

The CESPW_OPPOSITE_ACFAULT is a defect indication in an attachment circuit. After detecting a fault in the attachment circuit, the opposite end sets bit L in the control byte to "1" and sends the control byte to the local end. After detecting bit L sent from the opposite end, the local end reports the CESPW_OPPOSITE_ACFAULT alarm.

NOTE:

The attachment circuit is the circuit connected to the UNI side of the NE at the opposite end.

Attribute

Alarm Severity Alarm Type

Major

Communication

Parameters

None.

Impact on the System

The services on the attachment circuit are interrupted at the opposite end.

Possible Causes

The possible cause of the CESPW_OPPOSITE_ACFAULT alarm is as follows:

The attachment circuit is fault at the opposite end and the LOS/LOF/AIS signal is generated.

Procedure

  1. Check whether alarms such as R_LOS, R_LOF, MS_AIS, T_ALOS, UP_E1_AIS, LFA, or LMFA are reported on the NE at the opposite end.
    If... Then...

    Alarms such as R_LOS, R_LOF, MS_AIS, T_ALOS, UP_E1_AIS, LFA, or LMFA are reported

    Handle the alarms first. Check whether the CESPW_OPPOSITE_ACFAULT alarm is cleared. If the CESPW_OPPOSITE_ACFAULT alarm persists, go to the next step.

    Alarms such as R_LOS, R_LOF, MS_AIS, T_ALOS, UP_E1_AIS, LFA, or LMFA are not reported

    Contact Huawei technical support engineers to handle the CESPW_OPPOSITE_ACFAULT alarm.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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