Cambium Networks PTP 820 Series User Manual page 672

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Chapter 12: Alarm Management and Troubleshooting

Performing TDM Diagnostics

This section includes:

Performing Loopback on E1/DS1s

To perform PDH loopback on a TDM line:

Select TDM > Diagnostics > PDH Loopback. The PDH Loopback page opens.

Figure 409 PDH Loopback Page

In the Select a slot field at the top of the PDH Loopback page, select the slot with the TDM card on which

you want to run the loopback.

In the TDM Loopback Timeout field, specify the number of minutes before timing out a loopback operation.

Click Apply to save the settings.

For each interface, select the interface and click Edit. The PDH Loopback – Edit page opens.

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Performing Diagnostics

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