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graceful-switchover

Syntax

Hierarchy Level

Description

For switches with more than one Routing Engine, including those in a Virtual Chassis or a Virtual Chassis Fabric, configure the primary Routing Engine to switch over gracefully to a backup Routing Engine without interruption to packet forwarding.

Default

Graceful Routing Engine switchover (GRES) is disabled.

Required Privilege Level

interface—To view this statement in the configuration.

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

Release Information

Statement introduced in Junos OS Release 9.2.