1. Install a server 2008 sp2 in a hyper V machine.
2. Install Sql server 2008 SP2-> as well as the KB related (support.microsoft.com/kb/955262, and IIS in server 2008 SP2. Select all features under IIS when you install IIS.
3. Rename the server, join domain. Restart Server.
4. Run the pre check of SCCM 2007. FOund many application need install.
5. Install WSUS 3.0 SP2 downloaded from microsoft. Configure WSUS.
6. Goto server manger, features, install BITS features.
7. Go to http://learn.iis.net/page.aspx/350/installing-and-configuring-webdav-on-iis-7/, download webdev and install.