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Troubleshooting
9-38
9161-A2-GH30-30
April 1998
Starting/Stopping Other Loopbacks
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Procedure
To start and stop loopback tests:
1. Follow this menu selection sequence to display the Tests screen:
Main Menu
→
Test
→
[OCU-DP Tests]
2. For Nonlatching loopbacks, select the desired loopback type (CSU or DSU).
3. Highlight Start under Command in the selected test’s row. Then, press Return
to start the test. This field now displays the word Stop.
4. View the length of time that the test has been running in the Result column.
5. Highlight Stop under Command in the selected test’s row. Then, press Return
to stop the test. This field now displays the word Start.
OCU-DP Local Loopback Tests
The following local loopback tests are available for the OCU-DP APM:
H Latching Loopback – applicable only to the 64 Clear Channel DDS (64KCC)
rate
H Nonlatching Loopback – applicable only to the DDS rate of 56K
H OCU Loopback
H DS-0 Loopback
H Line Loopback
H Data Loopback