Juniper QFX5100 - Reinstallation not booting from USB

Due to a software issue on one of our QFX5100 switches, we’ve decided to reinstall the software on the device via the USB reinstallation method. We tried at multiple times to boot the switch from the USB thumb drive without success, even trying multiple different USB thumb drives and different methods to write the installation image onto the switch. The result kept the same: The device showed some cryptic text on the serial interface for a few seconds and then booted once again from the JunOS image residing on the SSDs....

March 14, 2023 · 2 min · 271 words · Jan Gilla