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
NTDS folder will have the Database of AD with file name NTDS.DIT Also contains Log files.
SYSVOL folder is default share folder will contain all the policies and login scripts…etc.
⇒ 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.