- Introduction
- New and Changed Features
- Known Behavior
- Known Issues in 19.3R3
- Known Issues in 19.3R2
- Known Issues in 19.3R1
- Resolved Issues in 19.3R3
- Resolved Issues in 19.3R2
- Resolved Issues in 19.3R1
- Licensing
- Upgrade Instructions
- play_arrow System Requirements
- Requesting Technical Support
- Revision History
Upgrade Instructions
You cannot upgrade Junos OS for the vMX router from earlier releases using the request system software add command.
You must deploy a new vMX instance using the downloaded software package.
Remember to prepare for upgrades with new license keys and/or deploying Agile License Manager.