You can download the technical documentation for VMM 2008 R2 from:

Version: 1.0

Date Published: 12/10/2009

Language: English

Download Size: 110 KB – 975

http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=e547b676-112f-419e-8d8f-6920beca0845