Dell PowerEdge R250 EMC BIOS and UEFI Reference Guide - Page 9

Choosing system boot mode, Changing boot order, Network Settings

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Choosing system boot mode System Setup enables you to specify one of the following boot modes for installing your operating system: ● UEFI boot mode (the default), is an enhanced 64-bit boot interface. Changing boot order About this task You may have to change the boot order if you want to boot from a USB key or an optical drive. The following instructions may vary if you have selected BIOS for Boot Mode. NOTE: Changing the drive boot sequence is only supported in BIOS boot mode. Steps 1. On the System Setup Main Menu screen, click System BIOS > Boot Settings > UEFI Boot Settings > UEFI Boot Sequence. 2. Use the arrow keys to select a boot device, and use the plus (+) and minus (-) sign keys to move the device down or up in the order. 3. Click Exit, and then click Yes to save the settings on exit. NOTE: You can also enable or disable boot order devices as needed. Network Settings To view the Network Settings screen, power on the system, press F2, and click System Setup Main Menu > System BIOS > Network Settings. NOTE: Network Settings are not supported in BIOS boot mode. Table 11. Network Settings details Option UEFI PXE Settings PXE Device n (n = 1 to 4) PXE Device n Settings(n = 1 to 4) UEFI HTTP Settings HTTP Device n (n = 1 to 4) HTTP Device n Settings (n = 1 to 4) UEFI iSCSI Settings Description Enables you to control the configuration of the UEFI PXE device. Enables or disables the device. When enabled, a UEFI PXE boot option is created for the device. Enables you to control the configuration of the PXE device. Enables you to control the configuration of the UEFI HTTP device. Enables or disables the device. When enabled, a UEFI HTTP boot option is created for the device. Enables you to control the configuration of the HTTP device. Enables you to control the configuration of the iSCSI device. Table 12. PXE Device n Settings details Option Description Interface Specifies NIC interface used for the PXE device. Protocol Specifies Protocol used for PXE device. This option is set to IPv4 or IPv6. This option is set to IPv4 by default. Vlan Enables Vlan for PXE device. This option is set to Enable or Disable. This option is set to Disable by default. Vlan ID Shows the Vlan ID for the PXE device Pre-operating system management applications 9

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Choosing system boot mode
System Setup enables you to specify one of the following boot modes for installing your operating system:
●
UEFI boot mode (the default), is an enhanced 64-bit boot interface.
Changing boot order
About this task
You may have to change the boot order if you want to boot from a USB key or an optical drive. The following instructions may
vary if you have selected
BIOS
for
Boot Mode
.
NOTE:
Changing the drive boot sequence is only supported in BIOS boot mode.
Steps
1.
On the
System Setup Main Menu
screen, click
System BIOS
>
Boot Settings
>
UEFI Boot Settings
>
UEFI Boot
Sequence
.
2.
Use the arrow keys to select a boot device, and use the plus (+) and minus (-) sign keys to move the device down or up in
the order.
3.
Click
Exit
, and then click
Yes
to save the settings on exit.
NOTE:
You can also enable or disable boot order devices as needed.
Network Settings
To view the
Network Settings
screen, power on the system, press F2, and click
System Setup Main Menu
>
System BIOS
>
Network Settings
.
NOTE:
Network Settings are not supported in BIOS boot mode.
Table 11. Network Settings details
Option
Description
UEFI PXE Settings
Enables you to control the configuration of the UEFI PXE device.
PXE Device n
(n = 1 to 4)
Enables or disables the device. When enabled, a UEFI PXE boot option is
created for the device.
PXE Device n Settings
(n = 1 to 4)
Enables you to control the configuration of the PXE device.
UEFI HTTP Settings
Enables you to control the configuration of the UEFI HTTP device.
HTTP Device n
(n = 1 to 4)
Enables or disables the device. When enabled, a UEFI HTTP boot option is
created for the device.
HTTP Device n Settings
(n = 1 to 4)
Enables you to control the configuration of the HTTP device.
UEFI iSCSI Settings
Enables you to control the configuration of the iSCSI device.
Table 12. PXE Device n Settings details
Option
Description
Interface
Specifies NIC interface used for the PXE device.
Protocol
Specifies Protocol used for PXE device. This option is set to
IPv4
or
IPv6
. This option is set to
IPv4
by default.
Vlan
Enables Vlan for PXE device. This option is set to
Enable
or
Disable
. This option is set to
Disable
by default.
Vlan ID
Shows the Vlan ID for the PXE device
Pre-operating system management applications
9