In this 14-video course, learners can explore how to plan, create, configure, and troubleshoot databases for a modern messaging infrastructure, as they prepare for the MS-200 Planning and Configuring a Messaging Platform certification exam. You will begin the course by exploring what to consider when planning mailbox database requirements, followed by a demonstration of how to create a Microsoft Exchange Mailbox and access and set its properties. Next, learners watch a practical demonstration of how to use shell cmdlets (lightweight commands in PowerShell) to move, mount, dismount, and remove a mailbox. Learn the basic rudiments of troubleshooting mailboxes. Finally, you will follow a demonstration of how to verify the Exchange Mailbox Assistant Services as healthy. After completing this course, you will be able to test to be sure that the Exchange search feature is enabled and functioning and be able to test the health of an instance of the Microsoft Exchange Mailbox Replication Service.