Cisco ONS 15454 Troubleshooting Manual page 106

1.4.5 Perform a Terminal Loopback on Intermediate-Node Optical Ports
b.
c.
d.
e.
f.
Clear the terminal loopback circuit:
Step 4
a.
b.
c.
d.
Complete the
Step 5
Test the Optical Card
Step 1 Complete the
and replace it with a known-good one.
Resend test traffic on the loopback circuit with a known-good card.
Step 2
Step 3 If the test set indicates a good circuit, the problem was probably the defective card. Return the defective
card to Cisco through the RMA process. Contact Cisco Technical Support at 1 800 553-2447.
Complete the
Step 4
Clear the terminal loopback on the port:
Step 5
a.
b.
c.
d.
e.
f.
Clear the terminal loopback circuit:
Step 6
a.
b.
c.
d.
Step 7 Complete the
page
Cisco ONS 15454 Troubleshooting Guide, R8.5
1-62
Click the Maintenance > Loopback > Port tabs.
Select None from the Loopback Type column for the port being tested.
Select the appropriate state (IS; OOS,DSBLD; OOS,MT; IS,AINS) in the Admin State column for
the port being tested.
Click Apply.
Click Yes in the confirmation dialog box.
Click the Circuits tab.
Choose the loopback circuit being tested.
Click Delete.
Click Yes in the Delete Circuits dialog box. Do not check any check boxes.
"Test the Optical Card" procedure on page
"Physically Replace a Traffic Card" procedure on page 2-273
"Physically Replace a Traffic Card" procedure on page 2-273
Double-click the source-node card with the terminal loopback.
Click the Maintenance > Loopback > Port tabs.
Select None from the Loopback Type column for the port being tested.
Select the appropriate state (IS; OOS,DSBLD; OOS,MT; IS,AINS) in the Admin State column for
the port being tested.
Click Apply.
Click Yes in the confirmation dialog box.
Click the Circuits tab.
Choose the loopback circuit being tested.
Click Delete.
Click Yes in the Delete Circuits dialog box. Do not check any check boxes.
"1.4.6 Perform a Facility Loopback on a Destination-Node Optical Port" procedure on
1-63.
Chapter 1 General Troubleshooting
1-62.
for the suspected bad card
for the defective card.
November 2009