

One licensed user can operate multiple assigned shared mailboxes, if you don't mind exposing same credentials on different places. If you need to send mail outside your organization (for example invoice notifications), you need licensed user, probably cheapest one is Exchange online plan 1.You can send to distribution list, which forwards to specific mailboxes outside You just setup spf records and allow your public ip address For devices that need to send only to internal mailboxes (for example printersĪnd server alerts) I went with Option 2, which does not require.There are several options described in Office 365 documentations on how to connect various devices: Note: Don’t use a custom IP address as the mail server as they aren’t supported by Office 365. Step 2: Click Outgoing Mail to set up your SMTP Outgoing Server settings. Then, go to File > Account Settings > Server Settings. They can connect using the Exchange protocol in outlook thou, but that is no good for various devices. Step 1: Log in to the Microsoft Outlook mail app. Office 365 Shared Mailboxes (user without Exhcange licence) do not have SMTP access to Exchange online, which is a bit different from behaviour you might expect when coming from on premise Exchange.
