This chapter is about planning the deployment of Windows Server 2008 and Windows Server 2008 R2. Throughout the text, we will use the name “Windows Server 2008 R2” to describe the product. However, unless explicitly stated otherwise, the information provided will apply to both the Windows Server 2008 and Windows Server 2008 R2 operating systems. In Lesson 1: Planning Installation and Upgrade). you will learn which edition of Windows Server 2008 R2 is most appropriate for a given set of roles, the differences in licensing between editions of the software, advice on whether to perform a physical or virtual deployment, and what you need to take into account when upgrading a computer from Windows Server 2003. In Lesson 2: Automated Server Deployment, you will learn about automated deployment options, from creating and using unattended installation files to scheduling the deployment of multiple Windows Server 2008 R2 operating systems using Windows Deployment Services and System Center Configuration Manager 2007 R3.