QFX5100-48S-3AFI - Used - JUNIPER NETWORK QFX5100 10GBE 48 PORT SFP+ ETHERNET SWITCH - INCLUDES REDUNDANT FANS AND AC POWER SUPPLIES - JUNOS Base OS Software Suite [13.2X51-D38]
QFX5100-48S-6Q Juniper Qfx Series 48-Ports Managed Gigabit Switch (Ref
How to troubleshoot a Juniper QFX5100-48S-6Q switch that doesn't boot into the JunOS. da0: Attempt to query device size failed: NOT READY, Medium not present Kernel thread "wkupdaemon" (pid 71) exited prematurely. (