Updating recipient policies for hybrid coexistence
Office 365 Groups contain all the features of a Distribution Group and all the features of a Shared Mailbox rolled into one, with the added benefit of enabling collaboration across the above-mentioned services.
The list will likely expand to include other services in the future.
In the Office 365 Portal, navigate to the Exchange Admin Center, select mail flow on the left and then accepted domains at the top.
The default domain will have the (default domain) listed in parentheses next to the name.
There is a nice table detailing what permissions your service account must have for various features enabled for Azure AD Connect 9.
Open the Exchange Management Shell on an on-premises Exchange server, and run the following commands.
When you perform a custom installation, the account you create must have the correct permissions for the Group writeback feature.
Set-Send Connector -Identity "Outbound to Office 365" -Address Spaces "onmicrosoft.com","groups.ouredge.net" c.
Unlike other mail-enabled objects in Office 365, Office 365 Groups can be synced back to an on-premises Active Directory environment.
In addition, user accounts with mailboxes in the on-premises Exchange can be members of and participate in the Office 365 Group. I found a nice Tech Net article entitled Configure Office 365 Groups with on-premises Exchange Hybrid and thought, "Wow, how nice.
So, let's dive into the requirements and properly configuring the Group Writeback feature in a Hybrid coexistence environment.
Requirements Azure AD Connect configured with either password synchronization or ADFS for single sign-on and properly working.