Chapter 14

Exchange Online overview

Exchange Online deployment concepts

Exchange and Active Directory on-premises environment

Recipients

Groups

Mail routing

Networking

Additional tools

What’s next?

The Exchange Online component of Microsoft 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 Microsoft 365, plan to take a step back to evaluate the current state of your Exchange organization. Ensuring you meet all the prerequisites before 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, ...

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