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IstvanffyZ's avatar
IstvanffyZ
Brass Contributor
Dec 27, 2021
Solved

Accepted domain onnprem Exchange and EXO

Hello,   our customer has primary domain (primary.com) with Exchange 2016 Hybrid.  Later they bought a new domain (secondary.com), added to O365 and configured some mailboxes wih @secondary.com do...
  • VasilMichev's avatar
    Dec 27, 2021
    No, no risk. Though if you do plan to use the domain for on-premises recipients as well, it's best to rerun the HCW after you've added it.

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