The Server which is installed and Running with Active Directory Services is Called as a DC-Domain controller.
⇒ Go to Server Manager >> Under Roles >> Select Active Directory Domain Services.
⇒ Now Select the link and “Run the Active Directory Domain Services Installation Wizard (dcpromo.exe)
⇒ You can also Configure AD by running “DC Promo” command form RUN.
⇒ “Active Directory Domain Services Installation Wizard will be open and click on Next button.
⇒ In the Operating System Compatibility Wizard and click Next
⇒ In the Deployment Configuration wizard ->select “create a new domain in the forest”
And click Next->
To add a new domain controller or Create a new domain in the Existing forest.
⇒ Enter the Domain Name as you wish am using “mylabs.com”
⇒ Click on next will generate the NETBOIS name.
Earlier versions of windows will use to identify this new domain.
⇒ Click Next button and it will check whether it is already available in the forest.
⇒ Select the Forest Functional level->and I select windows Server 2008R2 and click Next
⇒ Add additional options like GC and DNS.
⇒ Click on Next button,
⇒ It will check for Existing DNS configuration.
⇒ Click Yes to continue…
⇒ Place as it is On Database folder, Log Folder, SYSVOL and click on Next
⇒ On the Directory Services Restore Mode Administrator Password page, enter the Password and confirm the password.
⇒ Click Next and the summary window will be open, you can verify all your previous selections in this Wizard.
⇒ Click Next, Active Directory Services configuration wizard will begin. It might run for 10 – 15 mins as its creating AD database.
⇒ Server will be restarted, after installation of Active Directory Domain Services.