Well 2008 enterprise
is not for normal use. It will be very difficult to get it to work properly. Take a look here. Google
A little more information that might help.
Windows 7 Enterprise
This edition targets the enterprise segment of the market and is sold through volume licensing to companies which have a Software Assurance contract with Microsoft. Additional features include support for Multilingual User Interface (MUI) packages, BitLocker Drive Encryption, and UNIX application support. Not available through retail or OEM channels, this edition is distributed through Microsoft Software Assurance (SA). As a result it includes several SA-only benefits, including a license allowing the operating of diskless nodes (diskless PCs), the running of multiple virtual machines, and activation via VLK