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OSN 500 550 580 V100R008C50 Alarms and Performance Events Reference 02

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RFA

RFA

Description

The RFA is an alarm indicating that the framing E1/T1 frame notification event occurs. If the framing E1/T1 signals occur in consecutive Z (Z is from two through five) double-frame cycles, the RFA alarm is reported when the RDI bit of the input signals is set to 1.

Attribute

Alarm Severity Alarm Type

Minor

Communication alarm

Parameters

None

Impact on the System

When the RFA alarm occurs, the services at the local station are not affected. This alarm just shows that the LFA alarm occurs at the opposite end.

Possible Causes

The possible cause of the RFA alarm is as follows:

The LFA alarm occurs at the remote end.

Procedure

  1. Check whether the LFA alarm occurs at the opposite end of the path corresponding to the board that reports the alarm. If yes, clear the LFA alarm at the opposite end. Then the RFA alarm at the local end is cleared accordingly.

Related Information

None.

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Updated: 2019-01-21

Document ID: EDOC1100020975

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