Far-end protection line failure

Description

In a bidirectional 1+1 system, the near-end terminal received K1 bytes indicating that the far-end terminal is no longer receiving the near-end requests or the far-end terminal considers the near-end requests invalid.

Alarm Data

Value/Meaning

Severity Levels

Critical (CR), Major (MJ), Minor (MN), Not Alarmed (NA), Not Reported (NR)

Default: Major (MJ)

ASAP Type

1+1 Bidirectional Protection Group

AID Type

OC-N line (1+1 bidirectional protection group)

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

FEPRLF (Far-end Protection Line Failure)

Effect on Service

NSA

Alarm Entity Type

OCN

Description

Far-end protection line failure

Likely Cause

Alarm condition was detected at the far-end OC-N OLIU.

Visible Indication

Lighted CR, MJ, or MN LED on the SYSCTL faceplate (when the severity level is provisioned to Critical, Major, or Minor, respectively)

Action

Proceed to Procedure 5-41: Clear "Far-end protection line failure" alarm.

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