Windows Server 2003 R2 | Microsoft

Included to allow directory services for network applications without polluting the main Active Directory schema.

: Organizations still using it should prioritize migration to a modern, supported OS like Windows Server 2022 or cloud-based solutions like microsoft windows server 2003 r2

: R2 introduced enhancements to Active Directory Federation Services and better branch office management, making it easier to manage distributed environments [11]. Secure by Design here are the official requirements:

For modern history or virtualization enthusiasts, here are the official requirements: microsoft windows server 2003 r2