Cisco ONS 15454 Troubleshooting Manual page 53

Chapter 1 General Troubleshooting
Clear the terminal loopback circuit:
Step 4
a.
b.
c.
d.
Complete the
Step 5
TXP Port" procedure on page
card.
Complete the
Step 6
Test the OC-N, G-Series, MXP, or TXP Card
This procedure does not apply to Software R4.6 E-Series Ethernet, ML-Series Ethernet, and DWDM
Note
cards.
Complete the
Step 1
replace it with a known-good one.
Resend test traffic on the loopback circuit with a known-good card.
Step 2
If the test set indicates a good circuit, the problem was probably the defective card. Return the defective
Step 3
card to Cisco through the RMA process. Contact Cisco TAC (1 800 553-2447).
Complete the
Step 4
Clear the terminal loopback on the port:
Step 5
a.
b.
c.
d.
e.
f.
Step 6 Clear the terminal loopback circuit:
a.
b.
c.
d.
Complete the
Step 7
TXP Port" procedure on page
November 2004
1.5.5 Create a Terminal (Inward) Loopback on Intermediate-Node OC-N, G-Series, MXP, or TXP Ports
Click the Circuits tab.
Choose the loopback circuit being tested.
Click Delete.
Click Yes in the Delete Circuits dialog box.
"Perform a Facility (Line) Loopback on a Destination-Node OC-N, G-Series, MXP, or
1-54. If the test set indicates a faulty circuit, the problem might be a faulty
"Test the OC-N, G-Series, MXP, or TXP Card" procedure on page
"Physically Replace a Card" procedure on page 2-219
"Physically Replace a Card" procedure on page 2-219
Double-click the source node card with the terminal loopback.
Click the Maintenance > Loopback tabs.
Select None from the Loopback Type column for the port being tested.
Select the appropriate state (IS, OOS, OOS_AINS) in the 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.
"Perform a Facility (Line) Loopback on a Destination-Node OC-N, G-Series, MXP, or
1-54.
Cisco ONS 15454 Troubleshooting Guide, R4.6
1-53.
for the suspected bad card and
for the defective card.
1-53