Cisco ONS 15454 Troubleshooting Manual page 471

Chapter 2 Alarm Troubleshooting
Step 7 If a row shows a state other than IS, click in the column cell to display the drop-down list and select IS.
Click Apply.
Step 8
Note
Clear Other Electrical Card or Ethernet Card Loopbacks
This procedure does not apply to DS3XM-6 or DS3XM-12 cards.
Note
Note For more information about Ethernet cards, refer to the Cisco ONS 15454 and
Cisco ONS 15454 SDH Ethernet Card Software Feature and Configuration Guide.
Step 1 Log into a node on the network.
Step 2 Double-click the reporting card in CTC to open the card view.
Click the Maintenance > Loopback tabs.
Step 3
In the Loopback Type column, determine whether any port row shows a state other than None.
Step 4
If a row contains another state besides None, click in the column cell to display the drop-down list and
Step 5
select None.
In the Admin State column, determine whether any port row shows a state other than IS.
Step 6
If a row shows a state other than IS, click in the column cell to display the drop-down list and select IS.
Step 7
Click Apply.
Step 8
Note
Clear an MXP, TXP, or FC_MR-4 Card Loopback Circuit
Log into a node on the network.
Step 1
Double-click the reporting card in CTC to open the card view.
Step 2
Click the Maintenance > Loopback tabs.
Step 3
In the Loopback Type column, determine whether any port row shows a state other than None.
Step 4
If a row contains another state besides None, click in the column cell to display the drop-down list and
Step 5
select None.
November 2009
If a port in the IS admin state does not receive a signal, the LOS alarm is raised and the port
service state transitions to OOS-AU,FLT.
If a port in the IS admin state does not receive a signal, the LOS alarm is raised and the port
service state transitions to OOS-AU,FLT.
2.9.5 Generic Signal and Circuit Procedures
Cisco ONS 15454 Troubleshooting Guide, R8.5
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