ADTRAN AOS Version R10.1.0 Command Reference Manual page 1570

Command Reference Guide
loopback network
Use the loopback network command to initiate a loopback on the interface toward the network. Use the
no form of this command to deactivate the loopback. Variations of this command include:
loopback network line
loopback network payload
Syntax Description
line
payload
Default Values
No default values are necessary for this command.
Command History
Release 1.1
Functional Notes
The following diagram depicts the difference between a line and payload loopback.
NI CSU
DS1
Usage Examples
The following example initiates a payload loopback of the DSX-1 interface:
(config)#interface t1 1/2
(config-t1 1/2)#loopback network payload
60000CRG0-35E
Initiates a metallic loopback of the physical DSX-1 network interface.
Initiates a loopback of the T1 framer (CSU portion) of the DSX-1 network
interface.
Command was introduced.
T1 Network Interface
Payload Loopback
Line Loopback
Copyright © 2012 ADTRAN, Inc.
DSX-1 Interface Command Set
1570