This article describes the recovery installation procedure for QFX10K and EX4300-MP switches, which is different compared to other EX and QFX devices.
The boot menu is not found after rebooting Junos.
Connect to the console and reboot the device from the hypervisor using the following command
request system reboot hypervisor
Once the console displays the below output, use the ^ and v keys to select Juniper-Linux-Recovery entry
GNU GRUB version 2.00 +-------------------------------------+ |Juniper Linux | |Juniper Linux Debug | |Juniper-Linux-Recovery | |Go to ONIE Loader | | | | | | | | | | | | | | | | | +-------------------------------------+
Select the image which you want to recover
+---------------------------------------+ | Junos Host applications Recovery | +---------------------------------------+ ====================================================== Current image : qfx-5e-flex-15.1X53-D235.201808292219 Previous image : ** not available ** ======================================================
Select an image for recovery or cancel to continue:
Select a recovery image: 1) qfx-5e-flex-15.1X53-D235.201808292219 2) cancel Pick an option[1-2]: Enter y to format the junos data disk Do you want to format Junos data disk?[y/n] Enter y to format the junos config Do you want to format Junos config disk?[y/n] Enter y to reimage linux host Do you want to reimage linux host?[y/n] y Enter 1 to proceed with the recovery ================================================================== Recovery options selected: Recovery image : qfx-5e-flex-15.1X53-D235.201808292219 Format Junos data disk : yes Format Junos config disk : yes Reimage linux host : yes ==================================================================
Choose one of the following options:
1) Proceed with the recovery. 2) Go back to the recovery menu. 3) Abort the recovery process. Please confirm[1/2/3]:
After that, the device will recover by itself.