Cisco CTX2500 User Manual

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Cisco ONS 15310-MA SDH Troubleshooting Guide, Release 9.0
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Chapter 2 Alarm Troubleshooting
Frequently Used Alarm Troubleshooting Procedures
Step 5 If a row contains another state besides None, click in the column cell to display the drop-down list and
select None.
Step 6 In the Admin State column, determine whether any port row shows a state other than unlocked.
Step 7 If a row shows a state other than unlocked, click in the column cell to display the drop-down list and
select unlocked.
Step 8 Click Apply.
Note 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.
Clear an Ethernet Card Loopback Circuit
This procedure applies to CE-100T-8 or ML-100T-8 cards.
Step 1 Log into a node on the network. If you are already logged in, continue with Step 2.
Step 2 Double-click the reporting card in CTC to display the card view.
Step 3 Click the Maintenance > Loopback tabs.
Step 4 In the Loopback Type column, determine whether any port row shows a state other than None.
Step 5 If a row contains another state besides None, click in the column cell to display the drop-down list and
select None.
Step 6 In the Admin State column, determine whether any port row shows a state other than unlocked, for
example, locked, maintenance.
Step 7 If a row shows a state other than unlocked, click in the column cell to display the drop-down list and
select unlocked.
Step 8 Click Apply.
Note 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.

Cisco CTX2500 Specifications

General

Brand	Cisco
Model	CTX2500
Category	Network Card
Language	English