This is a typical scenario for small businesses that can’t afford the luxury of two physical servers or virtualization.
Upgrade to a Windows Server 2012 R2 Domainįor the purposes of this article, my environment consists of a single Windows Server 2003 domain (ad.), with one DC (dc1) running Active Directory integrated DNS and DHCP. Once you’ve formulated the best way to replace Windows Server 2003 domain controllers in your environment, you should adapt the instructions below and test them in a pre-production lab. This article includes important information on the technical issues and upgrade paths available and a section dedicated to the migration options for domain controllers.
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Support for Windows Server 2003 ends in July 2015, so if you haven’t already started planning to migrate to Windows Server 2012 R2, now is the time.