Gigabyte GA-X99-UD4 - Network Stack; Ipv4 Pxe Support; Ipv6 Pxe Support; Administrator Password

BIOS Setup
- 57 -
& Next Boot After AC Power Loss
NormalBoot EnablesnormalbootupuponthereturnoftheACpower.(Default)
Fast Boot Keeps the Fast Boot settings upon the return of the AC power.
 ThisitemiscongurableonlywhenFast Boot is set to Enabled or Ultra Fast.
& Windows 8 Features
 Allowsyoutoselecttheoperatingsystemtobeinstalled.(Default:OtherOS)
& CSM Support
 EnablesordisablesUEFICSM(CompatibilitySupportModule)tosupportalegacyPCbootprocess.
Enabled  EnablesUEFICSM.(Default)
Disabled Disables UEFI CSM and supports UEFI BIOS boot process only.
 ThisitemiscongurableonlywhenWindows 8 Features is set to Windows 8.
& LAN PXE Boot Option ROM
 AllowsyoutoselectwhethertoenablethelegacyoptionROMfortheLANcontroller.(Default:Disabled)
 ThisitemiscongurableonlywhenCSM Support is set to Enabled.
& Storage Boot Option Control
Allows you to select whether to enable the UEFI or legacy option ROM for the storage device controller.
Do not launch Disables option ROM.
Legacy  EnableslegacyoptionROMonly.(Default)
UEFI Enables UEFI option ROM only.
 ThisitemiscongurableonlywhenCSM Support is set to Enabled.
& Other PCI Device ROM Priority
Allows you to select whether to enable the UEFI or Legacy option ROM for the PCI device controller other
than the LAN, storage device, and graphics controllers.
Legacy Enables legacy option ROM only.
UEFI   EnablesUEFIoptionROMonly.(Default)
 ThisitemiscongurableonlywhenCSM Support is set to Enabled.
& Network stack
Disables or enables booting from the network to install a GPT format OS, such as installing the OS from
theWindowsDeploymentServicesserver.(Default:Disabled)
& Ipv4 PXE Support
 EnablesordisablesIPv4PXESupport.ThisitemiscongurableonlywhenNetwork stack is enabled.
& Ipv6 PXE Support
 EnablesordisablesIPv6PXESupport.ThisitemiscongurableonlywhenNetwork stack is enabled.
& Administrator Password
 Allowsyoutocongureanadministratorpassword.Press<Enter>onthisitem,typethepassword,and
thenpress<Enter>.Youwillberequestedtoconrmthepassword.Typethepasswordagainandpress
<Enter>.Youmustentertheadministratorpassword(oruserpassword)atsystemstartupandwhenentering
BIOS Setup. Differing from the user password, the administrator password allows you to make changes
to all BIOS settings.
& User Password
 Allowsyoutocongureauserpassword.Press<Enter>onthisitem,typethepassword,andthenpress
<Enter>.Youwillberequestedtoconrmthepassword.Typethepasswordagainandpress<Enter>.
Youmustentertheadministratorpassword(oruserpassword)atsystemstartupandwhenenteringBIOS
Setup. However, the user password only allows you to make changes to certain BIOS settings but not all.
To cancel the password, press <Enter> on the password item and when requested for the password, enter
thecorrectonerst.Whenpromptedforanewpassword,press<Enter>withoutenteringanypassword.
Press<Enter>againwhenpromptedtoconrm.