Ring Incomplete

Description

During BLSR automatic ring discovery, the ring map could not be completed. The network element tries continuously, at 1-minute intervals, to establish a correct ring topology.

Alarm Data

Value/Meaning

Severity Levels

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

Default: Major (MJ)

ASAP Type

BLSR Protection Group

AID Type

BLSR protection group

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

RNG-INC (Ring Incomplete)

Effect on Service

NSA

Alarm Entity Type

COM

Description

Ring Incomplete

Likely Cause

Manual ring map provisioning was not applied or was the ring map was not provisioned correctly.

During BLSR auto ring discovery, the ring map could not be completed, because

  • no OSI association to the neighboring nodes.

  • no LinkID or LinkID mismatch.

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 5-122: Clear "Ring Incomplete" alarm.

November 2011Copyright © 2011 Alcatel-Lucent. All rights reserved.