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Conditions for JSRX with dual-boot partition to boot from the backup partition

  [KB23708] Show Article Properties


Summary:
This KB describes the conditions, in which JSRX with dual-boot partition can boot from the backup partition.
Symptoms:
The conditions in which JSRX with dual-boot partition can boot from the backup partition.
Cause:

Solution:
JSRX with dual partition can boot from the backup partition, based on the following condition:

  • The primary partition is corrupted.

  • The device is stopped at the loader prompt and then booted from the loader prompt, by issuing the reboot command.

  • The device is stopped at loader prompt and then booted from the loader prompt and the power to the device fails or is removed.

  • The power fails or power is removed from the device; before the OS is completely loaded.
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