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I have two domain controllers running win 2008 R2. I need to rename my primary domain controller from abc.xyz.com to 123.xyz.com. <br />
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Can I do it. Any problem in renaming the PDC. I am running DHCP and DNS in the PDC server.
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I have two domain controllers running win 2008 R2. I need to rename my primary domain controller from abc.xyz.com to 123.xyz.com. 

Can I do it. Any problem in renaming the PDC. I am running DHCP and DNS in the PDC server.

Rename my Primary domain controller win 2008 R2 ent

Windows Server 2008 and Windows Server 2008 R2, based on the Microsoft Vista codebase, is the last 32-bit server operating system released by Microsoft. It has a number of versions, including including Foundation, Standard, Enterprise, Datacenter, Web, HPC Server, Itanium and Storage; new features included server core installation and Hyper-V.

Windows Server 2008

Active Directory (AD) is a Microsoft brand for identity-related capabilities. In the on-premises world, Windows Server AD provides a set of identity capabilities and services, and is hugely popular (88% of Fortune 1000 and 95% of enterprises use AD). This topic includes all things Active Directory including DNS, Group Policy, DFS, troubleshooting, ADFS, and all other topics under the Microsoft AD and identity umbrella.