Gee, I wonder when Hyper-V will be available.
Windows Server 2008 RC1 with Hyper-V Beta is publicly available here:
Beta Integration Components for Linux available through connect.microsoft.com:
1. Login to https://connect.microsoft.com/default.aspx
2. Click on Available Connections in the left panel.
Review the available programs and apply for the Linux Integration Components for Microsoft Hyper-V.