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You're not going to change the GUID. &nbsp;Remove one DC, DON'T CLONE IT, and reload it cleanly.
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You're not going to change the GUID.  Remove one DC, DON'T CLONE IT, and reload it cleanly.

Lead Solutions Architect

Aaron Tomosky

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Thanks. Can you please explain.
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IT Security manager

rjp55

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If we remove active directory services from server manager and reboot and install again from server manager. Will this help?
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If we remove active directory services from server manager and reboot and install again from server manager. Will this help?

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no it will not you have to reload the OS from scratch (keep nothing)
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no it will not you have to reload the OS from scratch (keep nothing)

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if you are going to create gold masters and clone them, one of the last steps is to sysprep to generate new SIDs, let the vm shutdown, then you can make your master image. sounds like this was just a straight clone (already bad news) and then promoted to a DC (very bad news). Searching for windows server vmware template or golden image will get you some other tips, so you can create a process for cloning if you prefer not to install from scratch every time.
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if you are going to create gold masters and clone them, one of the last steps is to sysprep to generate new SIDs, let the vm shutdown, then you can make your master image. sounds like this was just a straight clone (already bad news) and then promoted to a DC (very bad news). Searching for windows server vmware template or golden image will get you some other tips, so you can create a process for cloning if you prefer not to install from scratch every time.

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Hi Experts,<br />
<br />
Our two Windows 2016 Domain controllers are having same GUID. &nbsp;We want to change the GUID of one DC. Is there any adverse impact on the network by changing GUID<br />
Please clarify.<br />
<br />
Thanks in advance.
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Hi Experts,

Our two Windows 2016 Domain controllers are having same GUID.  We want to change the GUID of one DC. Is there any adverse impact on the network by changing GUID
Please clarify.

Thanks in advance.

same GUID

windows 2016 server

This topic area includes legacy versions of Windows prior to Windows 2000: Windows 3/3.1, Windows 95 and Windows 98, plus any other Windows-related versions including Windows Mobile.

Windows OS

Networking is the process of connecting computing devices, peripherals and terminals together through a system that uses wiring, cabling or radio waves that enable their users to communicate, share information and interact over distances. Often associated are issues regarding operating systems, hardware and equipment, cloud and virtual networking, protocols, architecture, storage and management.

Networking

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.

Active Directory

A domain controller is a server that responds to security authentication requests within a computer network domain. It is a network server that is responsible for allowing host access to domain resources. It authenticates users, stores user account information and enforces security policy for a domain