Technical Documentation

loopback (Aggregated Ethernet, Fast Ethernet, and Gigabit Ethernet)


(loopback | no-loopback);

Hierarchy Level

[edit interfaces interface-name aggregated-ether-options], [edit interfaces interface-name fastether-options], [edit interfaces interface-name gigether-options]

Release Information

Statement introduced before JUNOS Release 7.4.


For aggregated Ethernet, Fast Ethernet, Gigabit Ethernet, and 10-Gigabit Ethernet interfaces, enable or disable loopback mode.

Note: By default, local aggregated Ethernet, Fast Ethernet, Tri-Rate Ethernet copper, Gigabit Ethernet, and 10-Gigabit Ethernet interfaces connect to a remote system.

Required Privilege Level

interface—To view this statement in the configuration.

interface-control—To add this statement to the configuration.

Published: 2010-04-20