Cisco ONS 15310-CL, Руководство по устранению неисправностей

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Cisco ONS 15310-CL and Cisco ONS 15310-MA Troubleshooting Guide, R7.0
78-17235-01
Chapter 1 General Troubleshooting
1.3.6 Perform a Facility Loopback on a Destination-Node OC-N Port
Note
It is normal for a 1.7.158 LPBKFACILITY (OCN) condition to appear during a loopback setup.
The condition clears when you remove the loopback.
Step 4
Create the facility loopback on the destination port being tested:
a.
Go to the node view of the destination node:
•
From the View menu, choose Go To Other Node .
•
Choose the node from the drop-down list in the Select Node dialog box and click OK .
b. In node view, double-click the 15310-CL-CTX or CTX2500 with the OC-N port that requires the
loopback.
c.
Click the Maintenance > Optical > Loopback > Port tabs.
d.
Select OOS,MT from the Admin State column.
e.
Select Terminal from the Loopback Type column.
f.
Click Apply .
g.
Click Yes in the confirmation dialog box.
Note
It is normal for a 1.7.158 LPBKFACILITY (OCN) condition to appear during loopback
setup. The condition clears when you remove the loopback.
Step 5
Continue with the “Test the Facility Loopback Circuit” procedure on page 1-22 .
Test the Facility Loopback Circuit
Step 1
If the test set is not already sending traffic, send test traffic on the loopback circuit.
Step 2 Examine the traffic received by the test set. Look for errors or any other signal information that the test
set is capable of indicating.
If the test set indicates a good circuit, no further testing is necessary with the facility loopback:
Step 3 Clear the facility loopback:
a.
Click the Maintenance > Optical > Loopback > Port tabs.
b. Choose None from the Loopback Type column for the port being tested.
c.
Choose the appropriate state (IS,AINS; OOS,DSBLD; or OOS,MT) from the Admin State column
for the port being tested.
d. Click Apply .
e.
Click Yes in the confirmation dialog box.
Step 4 Clear the facility loopback circuit:
a.
Click the Circuits tab.
b. Choose the loopback circuit being tested.
c.
Click Delete .
d. Click Yes in the Delete Circuits dialog box.