Selection of the VCN protection path is prevented on the subnetwork connection protection (SNCP) network until the condition is cleared. If the protection tributaries are currently selected when this request is issued, traffic switches back to the service tributaries.
|
Alarm Data |
Value/Meaning |
|---|---|
|
Severity Levels |
Not Alarmed (NA) |
|
AID Type |
VC12 Ring Channel (Path) VC3 Ring Channel (Path) VC4 Ring Channel (Path) VC44C Ring Channel (Path) |
|
Date |
Month/day/year that condition was detected |
|
Time |
Hour:minute:second that condition was detected |
|
Probable Cause |
WKSWPR-1 (Working facility/equipment switched to protection unit 1) WKSWPR-2 (Working facility/equipment switched to protection unit 2) |
|
Effect on Service |
Standing Condition (SC) |
|
Alarm Entity Type |
VC12 VC3 VC4 VC44C |
|
Description |
lockout switch |
|
Likely Cause |
User selected Fault → Protection Switch, highlighted the Path Protection group, and provisioned the Switch Type as Lockout. |
|
Visible Indication |
Lighted MN/ABN LED on SYSCTL faceplate. |
|
Action |
Proceed to Procedure 5-47: Clear "lockout" conditions. |
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