Learn how rollback works with Junos.
- Hello and welcome back to this lecture on Junos rollback.…In the last lecture, we looked at Junos commit model.…In this lecture, we want to talk about…the Junos rollback model.…It's a short lecture; however, it's a very interesting one.…If you're ready, let's begin.…So first up, what do we mean by a rollback?…Well, a rollback is a configuration that's stored…on a Junos device that allows you to go back in time.…It allows you to restore a previously saved configuration.…
A Junos device can store up to 50 committed versions…of the configuration, which can be rolled back.…It's interesting to note that the rollback version numbers…actually start from zero and go all the way up to 49.…Zero to 49 is a total of 50 saved configurations.…We can use the rollback question mark command…to view the available rollback files.…Let's dive into the Command-Line Interface…and take a look at that.…
As you can see right now, I've logged into the terminal.…We are first going to go into the configuration mode…with the edit command or the configure command.…
Completing all three courses in the series will help prepare you to pass the related 65-question certification exam, JN0-102.
- Configuration with the CLI
- Using J-Web
- Configuring user accounts
- Configuring logging
- Configuring SNMP and NTP
- Interface monitoring
- Upgrading Junos