3. Operation

Procedure

To disconnect a modem connection using two front panel keys:

1. Press the and keys simultaneously and hold for two seconds.

Call Setup:

Disc ChDir

F1 F2 F3

The modem call is disconnected and the Command Complete screen appears.

Enabling the Communication Port for Carrier-Mounted DSU/CSUs

Communication between the carrier-mounted DSU/CSUs and an external PC, ASCII device, SNMP manager, or async terminal interface (attached either locally or through an external modem) occurs through a shared communication (COM) port. (For COM port cabling information, refer to the COMSPHERE 3000 Series Carrier Installation Manual.) Unlike standalone DSU/CSUs, the carrier-mounted DSU/CSUs do not have a dedicated COM port for external access. Once the COM port is enabled, other COM port configuration options can be selected. These options are used to configure Port 2 on the Auxiliary Backplane as a COM port for the carrier.

NOTE:

If a Model 3161 DSU/CSU has the COM port enabled, Port 2 cannot be used as a data port.

Procedure

To enable the COM port on the carrier-mounted DSU/CSU:

1.From the top-level menu screen, select Cnfig.

2.Select the configuration option set to be copied into the Edit area by using the appropriate Function key. Use the scroll keys, if necessary.

3.Select Edit.

4.From the Edit screen, press the key until the User selection appears on the screen.

3160-A2-GB21-90

February 2001

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Paradyne 3161-B3, 3165-A2, 3164-A2, 3160-A3 manual Enabling the Communication Port for Carrier-Mounted DSU/CSUs