NUT Inconsistent XC Granularity

Description

Operational NUT on the indicated cross-connection is inconsistent across all tributaries on the cross-connection. For example, in an STS-3c cross-connection, the three tributaries do not share a consistent protection behavior; Tributary 1 and 2 are PROT and Tributary 3 is NOTPR.

Alarm Data

Value/Meaning

Severity Levels

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

Default: Minor (MN)

ASAP Type

BLSR Protection Group

AID Type

STS-n Ring Channel

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

NUTINXCGRN (NUT inconsistent cross connect granularity)

Effect on Service

NSA

Alarm Entity Type

COM

Description

NUT Inconsistent XC Granularity

Likely Cause

Local NUT was provisioned at a remote node in the BLSR which results in inconsistent operational NUT on an existing cross-connection at the local node.

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 5-105: Clear "NUT Inconsistent XC Granularity" alarm.

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