Cisco ONS 15310-MA Troubleshooting Manual page 101

Chapter 2 Alarm Troubleshooting
If the condition does not clear, log into the Technical Support Website at
Step 3
http://www.cisco.com/cisco/web/support/index.html for more information or call Cisco TAC
(1-800-553-2447).
2.7.141 LPBKDS3FEAC
A Loopback Due to FEAC Command DS-3 condition occurs when a DS-3 port loopback signal is
received on a 15310-MA SDH CTX, E1-21/DS3-E3-3, or E1-63/DS3-E3-3 card in C-bit line type mode
from the far-end node because of a FEAC command. An FEAC command is often used with loopbacks.
LPBKDS3FEAC is only reported by these DS-3 ports.
CTC permits loopbacks on an unlocked circuit. Loopbacks are Service-Affecting (SA).
Caution
Clear the LPBKDS3FEAC Condition
In node view, double-click the DS-3 card (15310-MA SDH CTX, E1-21/DS3-E3-3, or E1-63/DS3-E3-3)
Step 1
to display the card view.
Click the Provisioning > DS3 > Line tabs.
Step 2
Click the cell for the port in the Send Code column and click No Code from the drop-down list.
Step 3
If the condition does not clear, log into the Technical Support Website at
Step 4
http://www.cisco.com/cisco/web/support/index.html for more information or call Cisco TAC
(1-800-553-2447).
2.7.142 LPBKDS3FEAC-CMD
The DS-3 Loopback Command Sent To Far End condition occurs on a near-end 15310-MA SDH CTX,
E1-21/DS3-E3-3, or E1-63/DS3-E3-3 card when you send a DS-3 FEAC loopback.
LPBKDS3FEAC-CMD is an informational condition and does not require troubleshooting.
Note
2.7.143 LPBKFACILITY (CE100T, CEMR)
78-18663-01
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SDH Logical Object: DS3
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SDH Logical Object: DS3
Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
SDH Logical Objects: CE100T, CEMR
Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.0
Alarm Procedures
2-101