ADTRAN TSU IQ+, 1204002L2 user manual DSX Port

Chapter 6. Data Port Configuration

DSX PORT

Configure these options to be compatible with the T1 service provided and with the DSX-1port’s connection. The menu tree is shown in Figure 5-2 on page 5-3.

Framing Format (FRAMING)

Set the framing format of the DSX-1interface to be compatible with your T1 service. This information is available from your service provider. Choices are D4 or ESF.

Line Code (LNE CODE)

Set the line coding of the DSX-1interface to be compatible with your T1 service. This information is available from your service provider. Choices are B8ZS or AMI.

Yellow Alarm

ENABLE or DISABLE the transmitting of yellow alarms.

Line Length (LBO)

Select the length of the DSX-1’s interface cable (in feet) or select 7.5dB. The unit can then calculate the proper output level for the port. Choices are 0 TO 133; 133 TO 266; 266 TO 399; 399 TO 533; 533 TO 655 and 7.5 dB.

In-Band Loopback (LOOPBACK)

ENABLE or DISABLE the unit’s ability to accept in-band loop-up or loop-down codes (per ANSI T1.403 specifications) which may be sent through the DSX-1interface. This loopback is a line loopback.

Robbed Bit Signaling (ROBBED BIT)

Set ROBBED BIT SIGNALING to match the settings of the device connected to the DSX-1port.

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