Cisco ONS 15454 Troubleshooting Manual page 99

Chapter 1 General Troubleshooting
Step 4 Complete the
Test the Standby Cross-Connect Card
This procedure is performed only on cross-connect cards.
Note
Perform a reset on the standby cross-connect card:
Step 1
a.
b.
c.
d.
Initiate an external switching command (side switch) on the cross-connect cards before you retest the
Step 2
loopback circuit:
Cross-connect side switches, with the exception of side switches using XC-VXC-10G cards, are
Caution
service-affecting. Any live traffic on any card in the node endures a hit of up to 50 ms. XC-VXC-10G side
switches are errorless.
a.
b.
c.
d.
Resend test traffic on the loopback circuit.
Step 3
The test traffic now travels through the alternate cross-connect card.
Step 4 If the test set indicates a faulty circuit, assume the cross-connect card is not causing the problem. Clear
the XC loopback circuit:
a.
b.
c.
d.
November 2009
"Test the Standby Cross-Connect Card" procedure on page
Determine the standby cross-connect card. On both the physical node and the CTC node view
window, the standby cross-connect ACT/SBY LED is amber and the active card ACT/SBY LED is
green.
Position the cursor over the standby cross-connect card.
Right-click and choose RESET CARD.
Click Yes in the confirmation dialog box.
Determine the standby cross-connect card. On both the physical node and the CTC node view
window, the standby cross-connect ACT/SBY LED is amber and the active card ACT/SBY LED is
green.
In the node view, select the Maintenance > Cross-Connect > Cards tabs.
In the Cross-Connect Cards area, click Switch.
Click Yes in the Confirm Switch dialog box.
After the active cross-connect goes into standby mode, the original standby card becomes
Note
active and its ACT/SBY LED turns green. The former active card becomes standby and its
ACT/SBY LED turns amber.
Click the Circuits tab.
Choose the XC loopback circuit being tested.
Click Delete.
Click Yes in the Delete Circuits dialog box. Do not check any check boxes.
1.4.3 Perform an XC Loopback on the Source Optical Port
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Cisco ONS 15454 Troubleshooting Guide, R8.5
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