If you don’t want to know the Windows 2008 Core commands, then you would be pleased with the Core Configurator. This GUI tool can be used for :

  • Add & Remove Drivers
  • DCPromo Tool
  • Display Settings
  • Firewall Settings
  • ISCSI Settings
  • Networking Features
  • Product Licencing
  • Screensaver Settings
  • Server Roles and Features
  • Share Creation and Deletion
  • User and Group Permissions
  • Windows Updates (Including WSUS)
    …more…

Download the tool CoreConfig from codeplex. (link)

Also, make sure you check out the sconfig.exe.