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failover (System Process)


Hierarchy Level


Configure the router to reboot if the software process fails four times within 30 seconds, and specify the software to use during the reboot.


process-name—Junos OS process name. Some of the processes that support the failover statement are bootp, chassis-control, craft-control, ethernet-connectivity-fault-management, init, interface-control, neighbor-liveness, pfe, redundancy-interface-process, routing, smg-service, and vrrp.

alternate-media—Use the Junos OS image on alternate media during the reboot.

other-routing-engine—On routers with dual Routing Engines, use the Junos OS image on the other Routing Engine during the reboot. That Routing Engine assumes the primary role; in the usual configuration, the other Routing Engine is the designated backup Routing Engine.

Required Privilege Level

system—To view this statement in the configuration.

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

Release Information

Statement introduced before Junos OS Release 7.4.