Installing Virtual Server 2005 on Vista / Server 2008
Besides enabling IIS for both OS, you'll need to ensure that the following modules are enabled:
Under Common Http Features enable:
- Static Content
- Default Document
- Directory Browsing
- HTTP Errors
Under Application Development Features enable:
Under Health and Diagnostics enable:
- HTTP Logging
- Request Monitor
Under Security enable:
Under Performance Features enable:
- Static Content Compression
Under Management Tools enable:
- IIS 6 Management Console
- IIS 6 Management Compatibility
- IIS 6 Metabase Compatibility
[Quoted from http://blogs.technet.com/virtualization/archive/2007/07/31/installing-virtual-server-r2-sp1-on-windows-server-2008-beta-3.aspx]