Forum Discussion
AADconnect with Exchange server but without Hybrid Config - Managing users
Hi, We have all of our mailboxes in Exchange Online. MX records point to Exchange Online. Autodiscover points to Exchange Online (autodiscover.outlook.com). These were migrated to O365 from a previ...
Hey LIT-RS
Yes, this need to be run for each mailbox.
Yes, this is to see existing O365 mailboxes in on-premises ECP.
Not sure what you read about Set-MailUser, I think it is irrelevant in this context.
You can follow the same process that you have been following till now to create new mailboxes and then run this command for each new mailbox that you create.
Deepak
Deepak is correct with the "Enable-RemoteMailbox" command as this will mail enable your on-prem user accounts and update their recipient types. I would also recommend running the hybrid config wizard as it will add the remote routing addresses into your email address policy and also enable the "New Office 365 mailbox" button in the ECP/recipients page to allow you to use the Exchange wizard to create local AD accounts, and following the next AD Connect sync operation, will create the Exchange Online mailboxes for them.