Well as I figured it out it was not a complicated thing, but there are some specifics of course:
Installing IIS
By default IIS7 is included in the distribution (I use the Enterprise edition of Windows Vista), but is not installed by default. To do so open ControlPanel > Programs and Features.
On the right side of the window click the "Turn Windows features on or off" link and a dialog will open:
Installing required features
You can select and check the Internet Information Services feature. By default not everything required gets selected. You have to check also the ...