request vmhost software rollback

 

Syntax

Release Information

Command introduced in Junos OS Release 15.1F3 for the PTX5000, MX240, MX480, and MX960 routers.

Command introduced in Junos OS Release 15.1F5 for the MX2010 and MX2020 routers.

Command introduced in Junos OS Release 16.1R4 for the PTX3000 routers.

Note

PTX3000 router supports the Routing and Control Board, RCBPTX.

Command introduced in Junos OS Release 17.1R1 for EX9200 switches.

Command introduced in Junos OS Release 17.3R1 for the MX10003 routers.

Command introduced in Junos OS Release 17.4R1 for the MX204 routers.

Command introduced in Junos OS Release 18.1R1 for the QFX10002-60C switch.

Command introduced in Junos OS Release 18.2R1 for the PTX10002-60C router.

Command introduced in Junos OS Release 18.2R1 for MX10008 router.

Description

Roll back the Junos OS and the host OS software packages to the previous versions. You can revert to the previous versions of software packages that were loaded at the last successful request vmhost software add command.

Options

none—Roll back the software packages of the Routing Engine on the local Virtual Chassis member.

re0 | re1(Optional) On devices that support dual or redundant Routing Engines, roll back the software packages in Routing Engine in slot 0 (re0) or software packages in the Routing Engine in slot 1 (re1).
Note

The QFX10002-60C and PTX10002-60C devices do not have master and backup routing engines.

routing-engine(Optional) Specify the Routing Engine on which the software packages needs to be rolled back to the previous set of software packages. The following options are available:
  • backup—Backup Routing Engine.

  • both—Both Routing Engines.

  • local—Routing Engine on the local Virtual Chassis member.

  • master—Master Routing Engine.

  • other—Other Routing Engine.

Required Privilege Level

maintenance

List of Sample Output

request vmhost software rollback

Output Fields

Sample Output

request vmhost software rollback

user@host> request vmhost software rollback
user@host> show vmhost version
user@host> request vmhost reboot
user@host> show vmhost version