I recently fielded a question concerning the Active Directory Management Agent and the lowest supported Active Directory Version. I felt that this would be some good information to share here as well.
|NOTE||It is important to note that Windows Server 2008 R2 Sp1 that as of March 2018, it is out of Mainstream support. Yes. It is in Extended Support, so it will still work to connect to a Windows Server 2008 R2 SP1 Active Directory, but not recommended due to support lifecycle for long term identity management strategies.
Forefront Identity Manager 2010 R2
Refer to the Supported Platforms for FIM 2010 R2 SP1 document: https://blogs.technet.microsoft.com/iamsupport/forefront-identity-manager-2010-r2-sp1-supported-platforms/
Microsoft Identity Manager 2016:
The Supported Platforms for MIM 2016 document: https://docs.microsoft.com/en-us/microsoft-identity-manager/microsoft-identity-manager-2016-supported-platforms
|Active Directory for User Provisioning, PCNS and GalSync (Optional)||
The Connect to your directories document: https://docs.microsoft.com/en-us/microsoft-identity-manager/supported-management-agents
|Active Directory Domain Services||Active Directory 2012, 2016|