ADTRAN AOS Version R10.1.0 Command Reference Manual page 1781

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 5.1
Functional Notes
The following diagram depicts a line loopback.
NI CSU
NTWK E1
Usage Examples
The following example initiates a line loopback of the G.703 interface:
(config)#interface e1 1/2
(config-e1 1/2)#loopback network line
60000CRG0-35E
Initiates a metallic loopback of the physical E1 network interface.
Initiates a loopback of the E1 framer (CSU portion) of the E1 network
interface.
Command was introduced.
E1 Network Interface
Line Loopback
Copyright © 2012 ADTRAN, Inc.
G.703 Interface Command Set
1781