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Hierarchy Level


Provide multicast snooping for multichassis link aggregation group interfaces. Replicate IGMP join and leave messages from the active link to the standby link of a dual-link multichassis link aggregation group interface, enabling faster recovery of membership information after failover.

This command is configured globally and effects all routing instances.


If not included, membership information is recovered using a standard IGMP network query.

Required Privilege Level

routing—To view this statement in the configuration.

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

Release Information

Statement introduced in Junos OS Release 10.2.