ADTRAN Stub Routing Spezifikationen PDF herunterladen (Seite 354)

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101

DSX-1 Interface Configuration Command Set Command Reference Guide

loopback remote line inband

Use the loopback remote line inband command to send a loopback code to the remote unit to initiate a

line loopback. Use the no form of this command to send a loopdown code to the remote unit to deactivate

the loopback.

Syntax Description

inband

Uses the inband channel to initiate a full 1.544 Mbps physical loopback (metallic

loopback) of the signal received from the network.

Default Values

No defaults necessary for this command.

Command Modes

(config-t1 1/1)# T1 or DSX-1 Interface Configuration Mode required.

(config-t1 1/2)#

Command History

Release 1.1 Command was introduced

Functional Notes

A remote loopback can only be issued if a cross-connect does not exist on the interface and if the signaling

mode is set to

none

. The following diagram depicts the difference between a line and payload loopback.

Usage Examples

The following example initiates a remote line loopback using the inband channel:

(config)#

interface t1 1/2

(config-t1 1/2)#

loopback remote line inband

T1 Network Interface

DS1

NI CSU

Line Loopback

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