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Technically no you don't.<br />
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However, it would seem sensible to run a system state backup &quot;just in case&quot;.<br />
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Chris
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Technically no you don't.

However, it would seem sensible to run a system state backup "just in case".

Chris

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So if we had to do a restore, would I just use the FSMO Master's backup and perform it authoritatively?
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So if we had to do a restore, would I just use the FSMO Master's backup and perform it authoritatively?

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We are moving to a virtualised environment and have created a 3rd Domain Controller in our Domain. &nbsp;If the existing domain controllers are being backed up, presumably I don't need to backup the 3rd DC do I? &nbsp;(assuming that replication is working)<br />
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Of the 2 existing DCs, one has all of the FSMO roles including GC.
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We are moving to a virtualised environment and have created a 3rd Domain Controller in our Domain.  If the existing domain controllers are being backed up, presumably I don't need to backup the 3rd DC do I?  (assuming that replication is working)

Of the 2 existing DCs, one has all of the FSMO roles including GC.

Replicating Domain Controllers and backups

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.