MDT 2010 customization provides the necessary configuration settings for the destination computers. The configuration settings include the values that you would normally provide if you were deploying the operating system manually. You accomplish this customization by using one or more of these options:
Configure the CustomSettings.ini file.
Configure the BootStrap.ini file.
Retrieve information from the MDT 2010 database.
For LTI-based deployments, any configuration settings that you don't specify in the CustomSettings.ini file, the BootStrap.ini file, or the database must be provided when running the Windows Deployment Wizard. This gives you the flexibility to automate the LTI process fully or have the majority of configuration ...