HP 7000 dl Router manual Loopback remote line inband, Inband

SROS Command Line Interface Reference Guide DSX-1 Interface Configuration Command Set

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)#

Functional Notes

A remote loopback can only be issued if a bind 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.

T1 Network Interface

DS1

NI CSU

Payload Loopback

Line 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

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