The Windows® Small Business Server 2008 software is based on the Windows Server® 2008 operating system. During the installation, Windows SBS 2008 configures applications and features, which include:

• The Windows SBS Console
  
• Microsoft® Exchange Server 2007 (with RPC-over-HTTP and Outlook Web Access functionality)
  
• Microsoft Forefront™ Security for Exchange Server, Small Business Edition
  
• Windows SharePoint® Services 3.0
  
• Windows Live™ OneCare™ for Server
  
• Windows Server Update Services (WSUS) 3.0 SP1
  
• Integration with Microsoft Office Live Small Business services
  
• Remote Web Workplace
  

Important
Unlike previous versions of Windows SBS, Windows SBS 2008 requires 64-bit hardware. However, if you purchased the Windows SBS 2008 Premium Edition, your second server can be a 32-bit or a 64-bit processor architecture.

This Installation Guide has the following sections:

• Before You Begin   Don't skip this section. It helps assure a successful installation of Windows SBS 2008.
  
• Are You Migrating from a Previous Version of Windows SBS   There is a different process to follow if you are migrating from another edition of Windows Small Business Server.
  
• Install Windows Small Business Server 2008   If you are installing Windows SBS 2008 for the first time, this section helps you complete your installation successfully.
  
• Getting Started Tasks   After you are finished installing Windows SBS 2008, this section helps you perform the Getting Started tasks to configure your network.