Setting the boot protocol to boot from legacy devices using the Setup utility

This option disables UEFI ROMs from loading. The compute node will boot legacy mode only.Use the Setup utility to configure the boot protocol to boot from a non-UEFI legacy network device for all PXE boot attempts.

To use the Setup utility to configure the boot protocol to boot from a non-UEFI legacy network device for all PXE boot attempts, complete the following steps:
  1. Connect a keyboard, monitor, and mouse to the console breakout cable and connect the console breakout cable to the compute node.
  2. Turn on the compute node (see Turning on the compute node).
  3. When the prompt Press <F1> Setup is displayed, press F1. If you have set an administrator password, you must type the administrator password to access the full Setup utility menu. If you do not type the administrator password, a limited Setup utility menu is available.
  4. From the Setup utility main menu, select Boot Manager Settings.
  5. Select Boot Modes; then, select Legacy Only.
  6. Press Esc twice to return to the Setup utility main menu.
  7. Select Save Settings and then select Exit Setup.
To use the Setup utility to configure the boot protocol to boot from a non-UEFI legacy network device, complete the following steps:
  1. Connect a keyboard, monitor, and mouse to the console breakout cable and connect the console breakout cable to the compute node.
  2. Turn on the compute node (see Turning on the compute node).
  3. When the prompt Press <F1> Setup is displayed, press F1. If you have set an administrator password, you must type the administrator password to access the full Setup utility menu. If you do not type the administrator password, a limited Setup utility menu is available.
  4. From the Setup utility main menu, select Boot Manager.
  5. Select Add Boot Option; then, select Generic Boot Option.
  6. Select Legacy Only.
  7. Move the non-UEFI legacy network device to the tope of the boot order.
  8. Press Esc three times to return to the Setup utility main menu.
  9. Select Save Settings and then, select Exit Setup.