Help us improve your experience.

Let us know what you think.

Do you have time for a two-minute survey?




Junos OS Evolved is the next generation Junos OS with a modernized infrastructure, enabling higher availability, accelerated deployment, greater innovation and improved operational efficiencies. Junos OS Evolved is aligned with Junos OS for management and automation, but as we make improvements to Junos OS Evolved there some changes to be aware of. For details on these changes, see How Junos OS Evolved Differs from Junos OS.

Use these release notes to find new and updated features, software limitations, and open issues for Junos OS Evolved Release 20.3R2.

These release notes are cumulative and are updated for later releases.

For more information on this release of Junos OS Evolved, see Introducing Junos OS Evolved.