Juniper save Rescue Configuration and restore rescue configuration
A rescue configuration is designed to restore basic connectivity in the event of configuration problems
Contents of configuration are user-defined and, by default, no rescue configuration exists
> request system configuration rescue save
[It will save the current configuration and that configuration file name is rescue]
> request system configuration rescue delete
[It will delete the rescue configuration]
# rollback rescue
[It will restore the rescue configuration and when you was saved the configuration as a name of rescue that configuration will be be restored]
# commit
[Dont forget to commit]