Cisco ONS 15454 Troubleshooting Manual page 109

Chapter 1 General Troubleshooting
d.
e.
Clear the facility 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 installed.
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 facility loopback on the port:
Step 5
a.
b.
c.
d.
e.
Clear the facility loopback circuit:
Step 6
a.
b.
c.
d.
Complete the
Step 7
page
1.4.7 Perform a Terminal Loopback on a Destination-Node Optical Port
The terminal loopback at the destination-node port is the final local hardware error elimination in the
circuit troubleshooting process. If this test is completed successfully, you have verified that the circuit
is good up to the destination port. The example in
intermediate-node destination OC-N port.
November 2009
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
Click the Maintenance > Loopback > Port tabs.
Choose None from the Loopback Type column for the port being tested.
Choose the appropriate state (IS; OOS,DSBLD; OOS,MT; IS,AINS) from 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.
"1.4.7 Perform a Terminal Loopback on a Destination-Node Optical Port" procedure on
1-65.
1.4.7 Perform a Terminal Loopback on a Destination-Node Optical Port
1-65.
Figure 1-29 shows a terminal loopback on an
Cisco ONS 15454 Troubleshooting Guide, R8.5
for the suspected bad card
for the faulty card.
1-65