The principles of DHCP are simple and Microsoft has not changed its core since before Windows NT days, however its not something you shouldn’t undertake lightly or ill-prepared. Most of your client devices will rely on DHCP to function and failing to migrate seamlessly will only cause disruptions to your business.
This article is to help document how to migrate multiple active DHCP servers to a new DHCP server running on Windows Server 2012. We will finalise the configuration by creating a failover for all scopes to a secondary server. I am writing the to include all the necessary information that I think is required to complete this successfully.