Chapter 10. Preparing an on-premises environment to connect to Exchange Online

The Exchange Online component of Office 365 supports cloud-only deployments; hybrid coexistence; and staged, cutover, and hybrid migration paths. Before configuring your existing Exchange on-premises environment to connect to Office 365, plan to take a step back to evaluate the current state of your Exchange organization. Ensuring that you meet all the prerequisites prior to undergoing coexistence or migration steps will help save time and reduce the risk of failure.

Exchange Online deployment concepts

If you are familiar with Exchange on-premises, you might already have a good basis for ...

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