http://blogs.technet.com/msdeployment/archive/2007/09/11/bdd-2007-faq-zero-touch-installation-zti.aspxQ. What exactly is Zero Touch Installation? A. Zero Touch Installation (ZTI) uses SMS 2003 with the Operating System Deployment (OSD) Feature Pack to completely automate the deployment of Windows XP SP2, Windows Vista as well as any needed applications.en-USCommunityServer 2.1 SP1 (Build: 61025.2)