If you want to install Active Directory, create and delete users, create groups, and add users to a group, follow these instructions.

In a multi-domain forest where the root domain doesn't have a Windows Server 2012 or Windows Server 2008 R2 DC, the Active Directory Management Gateway Service will need to be implemented.

The infrastructure required to implement claims-based authorization in Active Directory includes at least one Windows Server 2012 DC in the domain where the user resides that will use this feature ...