Introduction

Junos OS runs on the following Juniper Networks® hardware: ACX Series, EX Series, Junos Fusion, JRR Series, M Series, MX Series, NFX Series, PTX Series, QFabric systems, QFX Series, and SRX Series, T Series.

These release notes accompany Junos OS Release 20.2R1 for the ACX Series, EX Series, Junos Fusion, JRR Series, MX Series, NFX Series, PTX Series, QFX Series, and SRX Series. They describe new and changed features, limitations, and known and resolved problems in the hardware and software.

• In Focus guide  —We have a document called In Focus that provides details on the most important features for the release in one place. We hope this document will quickly get you to the latest information about Junos OS features. Let us know if you find this information useful by sending an e-mail to techpubs-comments@juniper.net.

• Important Information:

  • Upgrading Using ISSU

  • Licensing

  • Compliance Advisor

  • Finding More Information

  • Documentation Feedback

  • Requesting Technical Support