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loopback (Serial)
Syntax
loopback mode;
Hierarchy Level
[edit interfaces interface-name serial-options]
Release Information
Statement introduced before Junos OS Release 7.4.
Description
Configure a loopback connection.
Default
If you do not include this statement, there is no loopback connection.
Options
mode—You can specify the one of the following loopback modes:
- dce-local—For EIA-530 interfaces only, loop packets back on the local DCE.
- dce-remote—For EIA-530 interfaces only, loop packets back on the remote DCE.
- local—Loop packets back on the local router’s PIC.
- remote—Loop packets back on the line interface unit (LIU).
Required Privilege Level
interface—To view this statement in the configuration.
interface-control—To add this statement to the configuration.
