Business Desktop Deployment (BDD) and Microsoft Deployment Toolkit (MDT) Archive
Business Desktop Deployment is a previous version of Microsoft Deployment Toolkit (MDT). For customers still using a version of BDD (BDD 2007, BDD 2.5) or a previous version of MDT, the downloads are available here:
http://www.microsoft.com/downloads/details.aspx?familyid=02a2605d-51e8-469f-be4a-1dd2af580502&displaylang=en&tm