The QFX3500 switch will not upgrade to 12.1X49, and later Junos versions, if it is running a Uboot version (Jloader) 1.1.1 (or earlier). You must upgrade to jloader version 1.1.2, or higher, in order to upgrade to Junos 12.1, or later Junos releases. The QFX3500 switch will not upgrade to 12.1X49, and later Junos versions, if it is running a Uboot version (Jloader) 1.1.1 (or … [Read more...]
QFX5100 – How to load a new BIOS with ECC enabled by default on the QFX5100 – jloader image install required to install new BIOS
The following procedure allows a user to load a new BIOS, with ECC enabled by default, on the QFX5100. New BIOS = BIOS V0018.7 Instead of manually modifying the BIOS, which is described in KB30367 and linked below, the user can load a new BIOS with ECC enabled by default on the QFX5100. The installation procedure is listed in the solution section. To enable the ECC … [Read more...]