Forum Discussion
DaithiG
Dec 15, 2021Iron Contributor
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...
- Dec 16, 2021There 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.
VasilMichev
Dec 16, 2021MVP
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.
DaithiG
Dec 16, 2021Iron Contributor
Thanks VasilMichev
The UPN would be the primary domain - company.com
As there's no way to set this in the Office 365 website, it just looks for an email address, can I change the UPN of test @ test.company.com in Powershell, do you know?
Ah - I can change this Powershell. Now to test it works correctly. Cheers!
It would be useful to be able to do this from the web version though.