When a domain controller in your environment goes down hard and cannot be brought back online, you may need to forcefully demote it from its Active Directory domain. The following step-by-step will walk you through safely demoting a domain controller that cannot be brought back online.
Step-by-step instructions on how to create a new DHCP scope in Windows Server 2012 and Windows Server 2012 R2.
Knowing the Active Directory Directory Services Restore Mode (DSRM) password is critical for restoring Active Directory objects and domains. This step-by-step tutorial will show you how to reset it on a domain controller, in the event it is lost or just needs to be changed.