When setup starts it does it's usual stuff, then says reading setup information... THEN THE DARN THING STARTS A NORMAL ATTENDED SETUP!!! The disc is a enterprise edition volume license disc. Service pack 1a was slipstreamed to it as part of making the unattended disc. Here is my winnt.sif (located inside the I386 folder on the cd)  ;SetupMgrTag [Data]     AutoPartition=0     MsDosInitiated="0"     UnattendedInstall="Yes"  [Unattended]     UnattendMode=FullUnattended     OemSkipEula=Yes     OemPreinstall=Yes     TargetPath=\WINDOWS     Repatrition=No     UnattendedSwitch="yes"     WaitForReboot="No"     FileSystem=*  [GuiUnattended]     AdminPassword=#(some really long md4 hash)#     EncryptedAdminPassword=Yes     OEMSkipRegional=1     TimeZone=35     OemSkipWelcome=1  [Display]     Xresolution=1024     Yresolution=768  [UserData]     ProductID=XXXXX-XXXXX-XXXXX-XXXXX-XXXXX     FullName="XXXXXXXX"     OrgName="XXXXXXXX"     ComputerName=comp1  [Identification]     JoinWorkgroup=wkgp  [Networking]     InstallDefaultComponents=Yes  [Shell]     DefaultStartPanelOff=Yes     DefaultThemesOff=Yes