In this mode, you can activate high availability (SRP switchover) by issuing the mode high-availability command.
From Global Configuration mode, type the redundancy command and press Enter.
host1(config-router)#redundancy host1(config-redundancy)#? default Set a command to its default(s) do Run an exec mode command (alias command run) exit Exit from the current command mode help Describe the interactive help system log Configure logging settings macro Run a CLI macro mode Configure redundancy mode no Negate a command or set its default(s) run Run an exec mode command (alias command do) sleep Make the Command Interface pause for a specified duration