Cisco ONS 15310-MA Troubleshooting Manual page 156

Frequently Used Alarm Troubleshooting Procedures
If a row contains another state besides None, click in the column cell to display the drop-down list and
Step 5
select None.
Step 6 In the Admin State column, determine whether any port row shows a state other than unlocked.
If a row shows a state other than unlocked, click in the column cell to display the drop-down list and
Step 7
select unlocked.
Step 8 Click Apply.
Note
Clear an Ethernet Card Loopback Circuit
This procedure applies to CE-100T-8 or ML-100T-8 cards.
Log into a node on the network. If you are already logged in, continue with
Step 1
Double-click the reporting card in CTC to display 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.
In the Admin State column, determine whether any port row shows a state other than unlocked, for
Step 6
example, locked, maintenance.
If a row shows a state other than unlocked, click in the column cell to display the drop-down list and
Step 7
select unlocked.
Click Apply.
Step 8
Note
Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.0
2-156
If ports managed into unlocked administrative state are not receiving signals, the LOS alarm is
either raised or remains, and the port service state transitions to unlocked-disabled,FLT.
If ports managed into unlocked administrative state are not receiving signals, the LOS alarm is
either raised or remains, and the port service state transitions to unlocked-disabled,FLT.
Chapter 2 Alarm Troubleshooting
Step 2.
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