Cisco ONS 15454 Troubleshooting Manual page 369

Chapter 2 Alarm Troubleshooting
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.
2.7.252 LPBKTERMINAL (EC1)
A Loopback Terminal condition on an EC-1 signal occurs when a software terminal (inward) loopback
is active for a port on the reporting EC1/EC1-12 or DS3/EC1-48 card.
For information about troubleshooting electrical circuits with loopbacks, refer to the
"1.2 Troubleshooting Electrical Circuit Paths With Loopbacks" section on page
Caution CTC permits loopbacks on an in-service (IS) circuit. Loopbacks are Service-Affecting (SA).
Clear the LPBKTERMINAL (EC1) Condition
Complete the
Step 1
If the condition does not clear, log into the Technical Support Website at
Step 2
http://www.cisco.com/techsupport for more information or call Cisco TAC 1 800 553-2447.
2.7.253 LPBKTERMINAL (ESCON)
For information about this alarm or condition, refer to the "Alarm Troubleshooting" chapter in the
Cisco ONS 15454 DWDM Troubleshooting Guide. This guide discusses all DWDM alarms.
2.7.254 LPBKTERMINAL (FC)
For information about this alarm or condition, refer to the "Alarm Troubleshooting" chapter in the
Cisco ONS 15454 DWDM Troubleshooting Guide. This guide discusses all DWDM alarms.
2.7.255 LPBKTERMINAL (FCMR)
A Loopback Terminal for FCMR condition occurs when a terminal loopback is provisioned on an
FC_MR-4 card.
For information about troubleshooting these circuits with loopbacks, refer to the
FC_MR Circuit Paths With Loopbacks" section on page
November 2009
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Object: EC1
"Clear Other Electrical Card or Ethernet Card Loopbacks" procedure on page
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SONET Logical Object: FCMR
2.7.252 LPBKTERMINAL (EC1)
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