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I'm now aware of three protocols that Exchange has used: MAPI, EPW, and Microsoft Graph. Are all of these supported/commonly used in both on-premise and Office3

by pavon 11mo ago

I'm now aware of three protocols that Exchange has used: MAPI, EPW, and Microsoft Graph. Are all of these supported/commonly used in both on-premise and Office365 environments, are are some limited to one or the other?