Model 3196RC T-DAC User Manual

5 • Troubleshooting and maintenance

 

 

To activate remote loop, do the following:

1.Go to the iDSL page and find the port to be placed under loopback.

2.Locate the Test Mode drop down menu and select remoteLoop(2).

3.Go to the bottom of the screen and click on the Submit button. the DSL port selected for remote loop will be highlighted in blue.

To deactivate the loop mode, use the Test Mode drop down menu, select none(0) and click on the Submit but- ton. The port field should be highlighted green when the port returns to data mode.

Line Loop

The line loop, initiated from the 3196RC, tests the DSL link between a 3196RC DSL port and the CPE. When a DSL port is placed on line loop, data transmitted by the CPE is looped at the 3196RC port (see figure 54).

DSL

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3196RC

Figure 54. Line Loopback

Note Line Loopback testing is intended for troubleshooting an iDSL con- nection in consultation with an end-user connected to the CPE. The CPE does not notify users when the T-DAC’s iDSL port enters line loopback mode.

To activate line loop on a DSL port, do the following:

1.Go to the iDSL page and find the port to be placed under loopback.

2.Locate the Test Mode drop down menu and select lineLoop(3).

3.Go to the bottom of the screen and click on the Submit button. The port selected for line loop will be highlighted in blue.

To turn off the loop mode, use the Test Mode drop down menu, select none(0) and click on the Submit but- ton. The iDSL port field should be highlighted in green when the port returns to data mode.

Basic iDSL and T1/E1 test modes

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Patton electronic 3196RC user manual Line Loopback