Download ((better)) Windows Server 2008 R2 Enterprise Edition Iso 64 Bit Iso Today

Occasionally, Microsoft makes evaluation versions available for historical testing. You can check the Microsoft Evaluation Center . However, for software this old, the links are often rotated out.

If you absolutely must run it:

The is particularly sought after because it offers features unavailable in Standard Edition, including: for software this old

Microsoft’s Windows USB/DVD Download Tool (legacy, but works). for software this old