Windows Server 2003:
  1. Right-click My Computer and select Manage.
  2. Expand Services and Applications.
  3. Highlight Internet Information Services (IIS).
Windows Server 2008:
  1. Right-click Computer and select Manage.
  2. Expand Roles and Web Server (IIS).
  3. Highlight Internet Information Services.
Alternately, for Windows Server 2003 or 2008:
  1. Type inetmgr into the Start | Run command or Search bar.
  2. Press Enter or OK.
Also refer to What is IIS and how to install it? (BB528)