Eoc-L - Cisco ONS 15310-CL Troubleshooting Manual

Chapter 1 Alarm Troubleshooting
Step 7 For all nodes, if the card is in service, use an optical test set to determine whether signal failures are
present on fiber terminations. For specific procedures to use the test set equipment, consult the
manufacturer.
Using an optical test set disrupts service on the OC-N port. It could be necessary to manually switch
Caution
traffic carrying circuits over a protection path. See the
and Clearing" section on page 1-148
If no signal failures exist on terminations, measure power levels to verify that the loss is within the
Step 8
parameters of the receiver. Refer to the Cisco ONS 15310-CL and Cisco ONS 1310-MA Reference
Manual for card power levels.
Step 9 If loss is within parameters, ensure that fiber connectors are securely fastened and properly terminated.
Step 10 If fiber connectors are properly fastened and terminated, complete the
Card" procedure on page
Avoid soft-resetting multiple ONS 15310-MA cards at one time; doing so might cause an unexpected
Caution
traffic hit.
Wait ten minutes to verify that the card you reset completely reboots.
If the controller card reset does not clear the alarm, delete the problematic SDCC termination by
Step 11
completing the following steps:
a.
b.
c.
d.
e.
Recreate the SDCC termination. Refer to the "Turn Up Network" chapter in the Cisco ONS 15310-CL
Step 12
and Cisco ONS 15310-MA Procedure Guide for procedures.
Verify that both ends of the DCC have been recreated at the optical ports.
Step 13
If the alarm has not cleared, call Cisco TAC (1 800 553-2447).
Step 14

1.7.57 EOC-L

The Line DCC (LDCC) Termination Failure alarm occurs when the ONS 15310-CL or ONS 15310-MA
loses its LDCC termination. The LDCC consists of nine bytes, D4 through D12, that convey information
about OAM&P and network management information in the SONET overhead.
78-17235-01
1-154.
From card view, click View > Go to Previous View if you have not already done so.
Click the Provisioning > Comm Channels > SDCC tabs.
Highlight the problematic DCC termination.
Click Delete.
Click Yes in the Confirmation Dialog box.
Default Severity: Minor (MN), Non-Service-Affecting (NSA)
SONET Logical Object: OCN
"1.10.1 Protection Switching, Lock Initiation,
for commonly used switching procedures.
Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
1.7.57 EOC-L
"Soft- or Hard-Reset a Controller
1-51