Contact Juniper Support A rescue configuration is a well-known configuration that recovers a switch from a configuration that denies management access. You set a current committed configuration to be the rescue configuration through the J-Web interface or CLI.
Full Answer
What is a rescue configuration?
What happens if the rescue configuration does not exist?
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What will the request system configuration rescue save?
Description. Save the most recently committed configuration as the rescue configuration so that you can return to it at any time by using the rollback command. If saved on a device with redundant Routing Engines, the rescue configuration file is saved on both Routing Engines.
Which command is used to load rescue configuration?
To commit the rescue configuration, thereby activating it, use the commit command.
How do I save my configuration in Juniper?
Saving the Current System ConfigurationTo save the current configuration without the text configuration: host1#copy running-configuration system2.cnf.To save the current configuration and add the text configuration to the file in compressed format: host1#copy running-configuration system2.cnf include-text-config.
Which of these commands will save the current active configuration as the rescue configuration?
You can save the active configuration as the rescue configuration using the CLI's operational mode request system configuration, rescue save command.
How do I rollback my juniper config?
If it is necessary to revert or rollback to a previous configuration this can be done using the 'rollback' command from CLI. You need to revert to a previous configuration file. You can revert or rollback to a previous configuration file using the 'rollback' command from either the CLI or J-Web interface.
How do I take backup configuration of Juniper switch?
To Backup or Save a Config FileSelect Configuration -> Update -> Config File.In the 'Download Configuration from Device' section, select Save to File. Then in the File Download dialog box, click Save. Navigate to the location where you want to save the configuration file (cfg. txt), then click Save.
Where is Juniper config file located?
Configuration files are located in the SRX series compact flash drive. To list the configuration files, use the file list /config operational mode command.
What is rollback 1 configuration stored?
Load the failed configuration. If you are doing this step right after the recovery mode, rollback 1 will be the configuration that cause the amnesiac mode.
How do you commit in Juniper?
To activate the prepared configuration:Use the commit activate command. [edit] user@host# commit activate. The message commit complete is displayed.To verify the activated system configuration, use the following command: user@host> show configuration system scripts language python;
How do you recover Junos?
To recover the /junos volume, do the following:Recover the /oam volume. user@host> request system recover oam-volume.Reboot on the /oam volume. user@host> request system reboot oam-volume.
What are Junos devices?
Juniper Networks provides high-performance network devices that create a responsive and trusted environment for accelerating the deployment of services and applications over a single network. The Junos operating system (Junos OS) is the foundation of these high-performance networks.
How do I delete a configuration in Juniper?
If you need to make changes to the configuration of a device, you can always remove the original configuration settings using the delete command and add your new configuration settings using the set command.
Which of these commands can be used to restore a Junos device to its default configuration?
load factory-default commandYou can use the load factory-default command to restore the factory default configuration on a Virtual Chassis without removing anything needed to keep the Virtual Chassis working.
How do you commit in Juniper?
To activate the prepared configuration:Use the commit activate command. [edit] user@host# commit activate. The message commit complete is displayed.To verify the activated system configuration, use the following command: user@host> show configuration system scripts language python;
Setting or Deleting the Rescue Configuration (CLI Procedure)
EX Series,EX Series. A rescue configuration is a well-known configuration that recovers a switch from a configuration that denies management access. You set a current committed configuration to be the rescue configuration through the J-Web interface or CLI.
Minor Rescue configuration is not set | SRX - Juniper Networks
Dear All, I have faced problem . Suddendly router is not woriknig. When not working the router then i have to reboot that route. then It is working. I login the
Juniper Rescue Configuration and Rollback - Network Direction
Juniper Rescue Configuration. In addition to snapshots, Juniper devices can generate a rescue configuration.This is a known good configuration that’s saved in case there is a disaster. If there’s a problem with the ‘live’ configuration (such as a corruption), the rescue configuration can automatically be loaded.
how to save and restore configuration ex2200 juniper?
here is one way... It will save a copy every time you commit. # set system archival configuration transfer-on-commit archive-sites ftp:/ / user:[email protected]/ ex2200 # commit. here is another that will just copy it over to your ftp server: > file copy /config/juniper.conf.gz ftp:/ / user:[email protected]/ ex2200 You can also SFTP & SCP instead of ftp
Rescue and Recovery of Configuration File (Junos OS)
In the event of software failure, a rescue configuration helps to load a known working configuration. No need to remember the rollback number; if you saved a configuration, you can use it anytime when needed.
system alarm 'autorecovery information needs to be saved'
Interesting, It looks like a new feature. I see this in the release notes Junos OS 11.2 Autorecovery—This feature is supported on dual-partitioned SRX100, SRX210, SRX220, SRX240, and SRX650 Services Gateways.With this feature, disk partitioning, configuration, and licenses information can be recovered in case of corruption.
What is a rescue configuration file?
A rescue configuration file is helpful in the event that your device’s configuration file has been misconfigured. A rescue configuration allows you to define a known working configuration or a configuration with a known state that you can roll back to at any time. This alleviates the necessity of having to remember the rollback number with the rollback command. You can restore the device to this rescue configuration to bring the device back online. If you save this file off the device, the rescue configuration can also be used to restore your device in the event of a software failure.
What is Junos 16.1?
As of Junos OS Release 16.1, for devices running Junos OS with upgraded FreeBSD, provided you have saved a rescue configuration on the device, there is an automatic device recovery mode that goes into action should the system fail to activate the current configuration (amnesiac mode).
What is request system zeroize?
The request system zeroize command is a standard Junos OS operational mode command that removes all configuration information and resets all key values. The operation unlinks all user-created data files, including customized configuration and log files, from their directories. The device then reboots and reverts to the factory-default configuration.
What does UI_DEVICE_IN_RECOVERY_MODE mean?
The syslog UI_DEVICE_IN_RECOVERY_MODE is generated, which indicates that there was a problem in the normal boot time commit and that Junos OS has activated the rescue configuration as the device's configuration.
What happens if someone inadvertently commits a configuration that denies management access to a?
If someone inadvertently commits a configuration that denies management access to a device and the console port is not accessible , you can overwrite the invalid configuration and replace it with the rescue configuration. The rescue configuration is a previously committed, valid configuration.
Does Junos have recovery mode?
Those that do not or are releases earlier than Junos OS Release 16.1, do not have the automatic recovery mode. You will need to rollback to rescue configuration manually to bring the device back to normal running mode. To roll back to the rescue configuration: Log in to the device through the console.
What is a rescue configuration?
A rescue configuration allows administrators to define a known working configuration that can be loaded (this is called a configuration roll-back) at any time.
Does Rescue Configuration have any effect on current configuration?
No it does not have any effect on your current configuration, in fact it copies your current configuration to the Rescue Configuration, so once you are happy with a valid, working configuration, you can set it as the rescue.
Is MMCD alarm connected to rebooting?
MMcD's description is correct, but that alarm is in no way connected to the issue of having to reboot the box.
What is a rescue configuration?
A rescue configuration allows you to define a known working configuration or a configuration with a known state for recovery, if necessary. This alleviates the necessity of having to remember the rollback number with the rollback command. The rescue configuration rolls back the device to a known configuration, or can serve as a last resort if your device configuration and the backup configuration files become damaged beyond repair.
What happens if the rescue configuration does not exist?
If the rescue configuration does not exist, or if the rescue configuration is not a complete, viable configuration, then the rollback command fails, an error message appears, and the current configuration remains active.
