Background: buy the first BE 12 version also BE 12 for Exchange Agent,
Second upgrade BE 12 to BE 2010, but don't BE 12 for Exchange Agent,

Problem: later to install ESXi 5.0 U2 environment based on Windows 2008 R2 version of the Exchange 2010 virtual machine, and then whether can use BE2010 backup in License and technology Exchange in this virtual machine?