Junos useful commands
First boot
Delete config pre-existing
Stop Chasis auto-upgrade message
Fist you need to set the root password
root# set system root-authentication plain-text-password
root# commit
Then we can disable the annoying message
root# delete chassis auto-image-upgrade
root# commit
Set hostname
root# set system host-name name
root# commit
Alarms
Show alarms
root@bread-router-01> show system alarms
Alarms
Rescue configuration is not set
request system configuration rescue save