Forum Discussion
Outlook Mobile Delegate Access for Exchange Online Mailboxes
Outlook Mobile now supports delegate access to Exchange Online mailboxes. By granting fuil access to a delegate, they can open and work with a mailbox, and send messages using the SendAS or SendO...
Julia Liua You could short-circuit the process and simply ask Ross Smith IV - I bet he would know off the top of his head.
Exchange ActiveSync is the lowest common denominator for mobile connectivity at this point. The EAS protocol doesn't include delegate access, which is the point your colleague is making.
TonyRedmond There are no plans to support delegate/shared calendar or mailbox support in Exchange ActiveSync (ActiveSync doesn’t support syncing permissions) which is the protocol used between Exchange on-premises and Exchange Online for data synchronization with Outlook mobile. These are spelled out as not supported in http://aka.ms/hmaom.
Ross Smith IV See... I knew you'd know the answer.
Julia Liua was having problems finding the answer inside Microsoft. I know it's a big company, but it is pretty funny when people come here for answers... (but nice too).