Cisco ONS 15454 Troubleshooting Manual page 365
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Also See for ONS 15454:
- Procedure manual (850 pages) ,
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- Software feature and configuration manual (232 pages)
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Chapter 2
Alarm Troubleshooting
A Loopback Facility condition on an EC-1 port occurs when a software facility (line) 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 LPBKFACILITY (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.
2.7.241 LPBKFACILITY (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.
2.7.242 LPBKFACILITY (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.
2.7.243 LPBKFACILITY (FCMR)
A Loopback Facility for FCMR condition occurs when a facility 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
Clear the LPBKFACILITY (FCMR) 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.
November 2009
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
"Clear an MXP, TXP, or FC_MR-4 Card Loopback Circuit" procedure on page
2.7.241 LPBKFACILITY (ESCON)
1-94.
Cisco ONS 15454 Troubleshooting Guide, R8.5
1-9.
2-277.
"1.6 Troubleshooting
2-277.
2-171
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