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

The Junos OS 15.1F7 release is an MX Series only release. These release notes accompany Junos OS Release 15.1F7 for the MX Series They describe new and changed features, limitations, and known and resolved problems in the hardware and software.