Active Directory: Windows Server 2012

Installing Active Directory, DNS and DHCP to Create a Windows Server 2012 

http://www.youtube.com/watch?v=0WyBxwJD_c0

Basic DHCP Setup on Windows Server 2012 

http://www.youtube.com/watch?v=ZfsXh_LSkgE 

Creating and Administering Groups in Active Directory

http://www.youtube.com/watch?v=C3UV3RTW7HI

Creating and Administering User Accounts in Active Directory on Windows Server

http://www.youtube.com/watch?v=DrNwJraGfjQ 

Adding Windows Computers to a Windows Server 2012 Domain

http://www.youtube.com/watch?v=h9fmQ0crCsg