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DaithiG's avatar
DaithiG
Iron Contributor
Dec 15, 2021
Solved

Subdomain - Shared Mailbox Alias

Hi all, I setup a sub domain e.g. test.company.com When I create a shared mailbox e.g. test @ test.company.com it will get an alias of test @ company.onmicrosoft.com and test @ company.com.   Com...
  • VasilMichev's avatar
    Dec 16, 2021
    There is a "requirement" in Office 365 that at least one SMTP address matches the value of the UPN, so make sure you set the UPN to Email address removed as well.

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