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Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
Chapter2 Alarm Troubleshooting
2.7.82 FE-FRCDWKSWPR-SPAN
The Far End Forced Switch Back to Working—Span condition is raised on a far-end 1+1 protect port
when it is Force switched to the working port.
Note WKSWBK-type conditions apply only to nonrevertive circuits.

Clear the FE-FRCDWKSWBK-SPAN Condition

Step1 Complete the “Clear a 1+1 Force or Manual Switch Command” section on page 2-149 for the far-end
port.
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).
2.7.82 FE-FRCDWKSWPR-SPAN
The FE-FRCDWKSWPR-SPAN condition is not used in the ONS15310 platforms in this release. It is
reserved for development.
2.7.83 FE-IDLE
Default Severity: NotAlarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Object: DS3
The Far End Idle condition occurs when a far-end node detects an idle far-end 15310-CL-CTX,
ONS 15310-MA DS1-28/DS3-EC1-3, or ONS 15310-MA DS1-84/DS3-EC1-3 card DS-3 signal in C-bit
line type mode.

Clear the FE-IDLE Condition

Step1 To troubleshoot the FE condition, determine which node and port link directly to the card reporting the
FE condition.
Step2 Log into the node that links directly to the port reporting the FE condition.
Step3 Clear the main alarm by clearing the protection switch. See the “2.10.1 Protection Switching, Lock
Initiation, and Clearing” section on page2-147 for commonly used traffic-switching procedures.
Step4 If the condition does not clear, log into the Technical Support Website at
http://www.cisco.com/techsupport for more information or call CiscoTAC (1-800-553-2447).
2.7.84 FE-LOCKOUTOFPR-SPAN
The FE-LOCKOUTOFPR-SPAN condition is not used in the ONS15310 platforms in this release. It is
reserved for development.