The fastest way to get the MAC Address(es) in WinPE 2.x is: For /F "tokens=12* delims= " %i IN ('ipconfig /all ^| find /I "Physical Address"') DO echo %i
Will using a sysprep.inf answer file work for a syspreped XP image, captured in .wim format, using ImageX.exe? sysprep.inf was being used for ghost images, so may be should work for wim images now. Has anyone tried it?