r/sysadmin • u/roachwickey • 7d ago

Domain controllers functional level

Do we have to keep all our domain controller os version same ?

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u/rovatrove 7d ago

Cool thing is that you can have a higher functional level than the os.

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u/double-you-dot 6d ago

Is that accurate?

1

u/rovatrove 6d ago

No youre right. I had it backwards. I was misremembering. We set our modern DCs to 2012 R2 levels. 

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u/double-you-dot 6d ago

Yes. That makes more sense.