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Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
Chapter 2 Alarm Troubleshooting
2.7.27 AUTOSW-LOP (VT-MON)
Clear the AUTOSW-LOP (STSMON) Condition
Step 1 Complete the “Clear the LOP-P Alarm” procedure on page 2-91.
Step 2 If the condition does not clear, log into the Technical Support Website at
http://www.cisco.com/techsupport for more information or call Cisco TAC (1-800-553-2447).
2.7.27 AUTOSW-LOP (VT-MON)
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Object: VT-MON
The AUTOSW-LOP alarm for the VT monitor (VT-MON) indicates that automatic path protection
protection switching occurred because of the “LOP-V” alarm on page 2-92. If the path protection is
configured for revertive switching, it reverts to the working path after the fault clears.
Note This condition is only reported if the path protection is set up for revertive switching.
Clear the AUTOSW-LOP (VT-MON) Alarm
Step 1 Complete the “Clear the LOP-V Alarm” procedure on page 2-92.
Step 2 If the alarm does not clear, log into the Technical Support Website at http://www.cisco.com/techsupport
for more information or call Cisco TAC (1-800-553-2447) in order to report a Service-Affecting (SA)
problem.
2.7.28 AUTOSW-PDI
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Object: STSMON
The Automatic Path Protection Switch Caused by Payload Defect Indication (PDI) condition indicates
that automatic path protection switching occurred because of a “PDI-P” alarm on page 2-113. If the path
protection is configured for revertive switching, it reverts to the working path after the fault clears.
Note This condition is only reported if the path protection is set up for revertive switching.
Clear the AUTOSW-PDI Condition
Step 1 Complete the “Clear the PDI-P Condition” procedure on page 2-114.