Command Reference Guide DSX-1 Interface Configuration Command Set
61200510L1-35E Copyright © 2005 ADTRAN 587

coding [ami | b8zs]

Use the coding command to configure the line coding for a DSX-1 physical interface. This setting must
match the line coding supplied on the circuit by the PBX.
Syntax Description
ami Configures the line coding for alternate mark inversion (AMI).
b8zs Configures the line coding for bi polar eight zero substitution (B8ZS).
Default Values
By default, all DSX-1 interfaces are configured with B8ZS line coding.
Applicable Platforms
This command applies to the NetVanta 1000R, 3000, 4000, and 5000 and Total Access 900 Series units.
Command History
Release 1.1 Command was introduced.
Functional Notes
The line coding configured in the unit must match the line coding of the DSX-1 circuit. A mismatch will
result in line errors (e.g., BPVs).
Usage Examples
The following example configures the DSX-1 interface for AMI line coding:
(config)#interface t1 1/2
(config-t1 1/2)#coding ami