# Boot Order Parameters

**--device-bootorder** <*"name1 name2 ..."*>

Specifies the order of boot devices for the virtual machine. Supported devices are HDD, CD/DVD, or external storage. A device name can be obtained using the **prlctl list -i** command.

**--efi-boot** <**on** | **off**>

This sets the EFI boot options. Specify on to boot using the EFI firmware, or specify off to boot using the BIOS firmware (the default).

**--select-boot-device** <**on** | **off**>

Enables or disables selecting a boot device at the virtual machine startup.

**--external-boot-device** <*name*>

Sets an external device from which to boot the virtual machine.


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