[Fred]

Moi aussi ça m'intéresse pas mal cette histoire de IEAK ... pour info, voici mon fichier unattend (c'est personnalisé à fond ) :

[Data]
AutoPartition="0"
MsDosInitiated="0"
UnattendedInstall="Yes"

[Unattended]
UnattendMode="FullUnattended"
;UnattendMode="DefaultHide"
OemSkipEula="Yes"
OemPreinstall="Yes"
TargetPath="\WINDOWS"
Filesystem="LeaveAlone"
UnattendSwitch="Yes"
DriverSigningPolicy="Ignore"
WaitForReboot="No"
DisableDynamicUpdates="Yes"
Repartition="No"
OEMPnPDriversPath = "PnPdrvrs\Printer\Canon;PnPdrvrs\Printer\Epson\DISK1\WIN2000;PnPdrvrs\Printer\Epson\DISK2\ WIN2000;PnPdrvrs\Printer\Epson\DISK2\WIN2000;PnPdrvrs\Printer\Epson\DISK3\WIN2000;PnPdrvrs \Printer\Epson\DISK4\WIN2000;PnPdrvrs\Net\ECI;PnPdrvrs\Net\RealTek;PnPdrvrs\Graphic\Radeon \2KXP_INF;PnPdrvrs\Graphic\nVidia;PnPdrvrs\Graphic\R128\Atidrive;PnPdrvrs\Other\Tekram"

[GuiUnattended]
AdminPassword="[Mon hash de mdp]"
EncryptedAdminPassword="Yes"
AutoLogon="Yes"
AutoLogonCount="1"
OemSkipWelcome="1"
OEMSkipRegional="1"
TimeZone="105"

[TapiLocation]
CountryCode="33"
Dialing="Tone"
AreaCode="03"

[UserData]
ProductID="[Ma clé]"
FullName="Fred"
OrgName="."
ComputerName="XPStation"

[Display]
BitsPerPel="32"
Xresolution="1024"
YResolution="768"
Vrefresh="85"

[RegionalSettings]
LanguageGroup="1"
SystemLocale="0000040c"
UserLocale="0000040c"
InputLocale="040c:0000040c"

[FavoritesEx]
Title1="Google.url"
URL1="http://www.google.com"
Title2="Windows Update.url"
URL2="http://windowsupdate.microsoft.com"
Title3="Speed Up.url"
URL3="http://speedup.free.fr"
Title4="New Dimension.url"
URL4="http://www.newdimension-fr.net/"
Title5="Forum Hardware.fr.url"
URL5="http://forum.hardware.fr/forum1.php3?cat=11"

[Branding]
BrandIEUsingUnattended="Yes"

[URL]
Home_Page="http://www.google.com"

[Proxy]
Proxy_Enable="0"
Use_Same_Proxy="1"

[Identification]
JoinWorkgroup="MSHOME"

[Networking]
InstallDefaultComponents="No"

[Components]
Accessopt="Off"
Calc="On"
Charmap="On"
Chat="Off"
Clipbook="On"
Deskpaper="On"
Dialer="On"
Freecell="Off"
Hypertrm="On"
Media_clips="On"
Media_utopia="On"
Minesweeper="Off"
Mousepoint="On"
Mplay="Off"
Mswordpad="On"
Paint="On"
Pinball="Off"
Rec="On"
Solitaire="Off"
Templates="On"
Vol="On"

[Shell]
DefaultStartPanelOff="Yes"
DefaultThemesOff="Yes"

[NetAdapters]
Adapter1="params.Adapter1"

[NetClients]
MS_MSClient="params.MS_MSClient"

[NetServices]
MS_SERVER="params.MS_SERVER"

[NetProtocols]
MS_TCPIP="params.MS_TCPIP"

[params.MS_TCPIP]
DNS="No"
UseDomainNameDevolution="No"
EnableLMHosts="Yes"
AdapterSections="params.MS_TCPIP.Adapter1"

[params.MS_TCPIP.Adapter1]
SpecificTo="Adapter1"
DHCP="No"
IPAddress="192.168.0.2"
SubnetMask="255.255.255.0"
DefaultGateway="192.168.0.1"
DNSServerSearchOrder="193.252.19.3,193.252.19.4"
WINS="No"
NetBIOSOptions="0"

PS - c'est quoi ça :
[DisplayDrivers]
OemPreinstall=Yes