The protection tributaries (in the specified direction [East or West] on the 2-fiber BLSR) are selected, provided they are good and there are no existing higher priority protection switching requests.
|
Alarm Data |
Value/Meaning |
|---|---|
|
Severity Levels |
Not Alarmed (NA) |
|
AID Type |
OC-48 line OC-192 line |
|
Date |
Month/day/year that the condition was detected |
|
Time |
Hour:minute:second that the condition was detected |
|
Probable Cause |
MSR (Manual switch) |
|
Effect on Service |
Standing Condition (SC) |
|
Alarm Entity Type |
OC48 OC192 |
|
Description |
Manual Switch |
|
Likely Cause |
User executed a manual switch on the 2-fiber BLSR using Fault → Protection Switch and selected Manual To Protection, Ring. |
|
Visible Indication |
Lighted ABN LED on the SYSCTL faceplate. |
|
Action |
Proceed to Procedure 5-96: Clear "Manual Switch" condition. |
| November 2011 | Copyright © 2011 Alcatel-Lucent. All rights reserved. |