Cisco ONS 15454 Troubleshooting Manual page 55

Chapter 1 General Troubleshooting
e.
f.
g.
h.
i.
j.
Confirm that the newly created circuit appears on the Circuits tab list as a 2-way circuit.
Step 3
Note
Step 4 Create the facility (line) loopback on the destination port being tested:
a.
b.
c.
d.
e.
f.
g.
Complete the
Step 5
Test and Clear the Facility (Line) Loopback Circuit
This procedure does not apply to Software R4.6 E-Series Ethernet, ML-Series Ethernet, and DWDM
Note
cards.
If the test set is not already sending traffic, send test traffic on the loopback circuit.
Step 1
Examine the traffic received by the test set. Look for errors or any other signal information that the test
Step 2
set is capable of indicating.
If the test set indicates a good circuit, no further testing is necessary with the facility loopback. Clear the
Step 3
facility (line) loopback from the port:
a.
November 2004
1.5.6 Perform a Facility (Line) Loopback on a Destination-Node OC-N, G-Series, MXP, or TXP Port
Leave the Bidirectional check box checked.
Click Next.
In the Circuit Creation source dialog box, select the same Node, card Slot, Port, and STS (or VT)
where the test set is connected.
Click Next.
In the Circuit Creation destination dialog box, use the same Node, card Slot, Port, and STS (or VT)
used for the source dialog box.
Click Finish.
It is normal for a "LPBKFACILITY (G1000)" condition on page
(OCN)" condition on page 2-142
you remove the loopback.
Go to the node view of the destination node:
• Choose View > Go To Other Node from the menu bar.
Choose the node from the drop-down list in the Select Node dialog box and click OK.
•
In node view, double-click the card that requires the loopback.
Click the Maintenance > Loopback tabs.
Select OOS_MT from the State column. If this is a multiport card, select the row appropriate for
the desired port.
Select Facility (Line) from the Loopback Type column. If this is a multiport card, select the row
appropriate for the desired port.
Click Apply.
Click Yes in the confirmation dialog box.
"Test and Clear the Facility (Line) Loopback Circuit" procedure on page
Click the Maintenance > Loopback tabs.
to appear during a loopback setup. The condition clears when
Cisco ONS 15454 Troubleshooting Guide, R4.6
2-142, or a "LPBKFACILITY
1-49.
1-55