To enable Internet Information Services (IIS) for Windows Server 2003, you must add the Windows Server IIS 6.0 component. ...

To enable Internet Information Services (IIS) for Windows Server 2003, you must add the Windows Server IIS 6.0 component.

To enable IIS for Windows Server 2008, you must add the Web Server (IIS) role and enable the ASP.NET, IIS 6 Metabase Compatibility and IIS 6 WMI Compatibility server role services.