Windows Essential Business Server 2008 R2

Windows Essential Business Server 2008 R2 (codenamed Cascades) was the canceled successor to Windows Essential Business Server 2008. The operating system is only referenced in a Technet blog post published on 7 April 2010, stating that the product was canceled due to "external factors". It is based on Windows Server 2008 R2.

Only one build of EBS 2008 R2 is known to exist.

Changes
Compared to Windows Essential Business Server 2008, the number of EBS v2 installation images has increased from 1 to 5. There are four editions of EBS 2008 R2, three of which (Virtual Host, Messaging, Security) share a common key.

Disc set
EBS 2008 R2 consists of five DVDs:
 * 1) Host Planning and Configuration Tools
 * 2) Virtual Host Server
 * 3) Management Server
 * 4) Messaging Server
 * 5) Security Server