Technical Documentation



mc-ae {chassis-id chassis-id;mc-ae-id mc-ae-id;mode (active-active | active-standby);redundancy-group group-id;status-control (active | standby);}

Hierarchy Level

[edit interfaces aeX aggregated-ether-options]

Release Information

Statement introduced in JUNOS Release 9.6.


MC-LAG allows one device to form a logical LAG interface with two or more other devices.


chassis-id—Specify the chassis ID for LACP to calculate the port number of MC-LAG physical member links.

mc-ae-id—Specify the identification number of MC-LAG device. The two MC-LAG network devices that manage a given MC-LAG must have the same mc-lag-id.

mode (active-active | active-standby)—Specify that MC-LAG is active-active or active-standby.

redundancy-group—Specify the redundancy group identification number. The Inter-Chassis Control Protocol (ICCP) uses the redundancy group ID to associate multiple chassis that perform similar redundancy functions.

status-control—Specify if the chassis must be active when both the chassis boot simultaneously. The status control is applicable only if the mode active-standby statement is also included.

Required Privilege Level

interface—To view this statement in the configuration.

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

Published: 2010-04-20