Your network contains an Active Directory domain named contoso.com. The domain contains two domain controllers. The domain controllers are configured as shown below:
DC1 - Operating System: Windows Server 2012 - Operation Master Role: Domain Naming Master and Schema Master
and
DC2 - Operating System: Windows Server 2008 R2 - Operation Master Role: PDC Emulator, RID Master, Infrastructure Master
In the perimeter network, you install a new server named Server1 that runs Windows Server 2012. Server1 is in a workgroup. You need to perform an offline domain join of Server1 to the contoso.com domain. What should you do first?
Select one of the following: