Microsoft 365 Messaging (MS-203T00)

The Messaging Administrator deploys, configures, manages, and troubleshoots recipients, permissions, mail protection, mail flow, and public folders in both on-premises and cloud enterprise environments. Responsibilities include managing message hygiene, messaging infrastructure, and hybrid configuration and migration. To implement a secure hybrid topology that meets the business needs of a modern organization, the Messaging Administrator must collaborate with the Security Administrator and Microsoft 365 Enterprise Administrator. The Messaging Administrator should have a working knowledge of authentication types, licensing, and integration with Microsoft 365 applications.

Upon successful completion of this course, students will be able to:

• Manage the transport pipeline in Microsoft 365
• Manage and troubleshoot mail flow in Microsoft 365
• Manage message security
• Manage compliance in Microsoft 365
• Manage your Microsoft 365 messaging environment
• Manage role-based permissions in Microsoft 365
• Manage recipient objects and resources in Microsoft 365
• Manage the hybrid deployment life cycle
• Manage mailbox migrations

1. Manage the transport pipeline in Microsoft 365
• Explore transport services
• Configure message transport
• Manage transport rules
2. Manage and troubleshoot mail flow in Microsoft 365
• Manage mail flow
• Troubleshoot mail flow
• Troubleshoot transport issues
• Troubleshoot mail flow using logs
3. Manage message security
• Plan for message security
• Manage anti-malware and anti-spam policies
• Explore threat protection in Microsoft 365 Defender
4. Manage compliance in Microsoft 365
• Explore messaging compliance in Microsoft 365
• Explore messaging compliance in Exchange
• Manage Exchange Online archiving and auditing
• Manage content search
5. Manage your Microsoft 365 messaging environment
• Manage authentication for messaging
• Configure organizational settings
• Configure organizational sharing
6. Manage role-based permissions in Microsoft 365
• Manage administrator roles
• Manage user roles
• Analyze role-based permissions
7. Manage recipient objects and resources in Microsoft 365
• Explore the different types of Exchange recipients
• Create and manage Exchange recipients
• Manage email addresses, lists, and resources
8. Manage the hybrid deployment life cycle
• Explore Exchange hybrid deployment requirement
• Plan and configure a hybrid deployment using the Hybrid Configuration Wizard
• Provide a gateway for Internet email using Edge Transport servers
• Implement advanced hybrid functionality
• Troubleshoot hybrid deployments
9. Manage mailbox migrations
• Plan mailbox migrations
• Run IMAP migrations
• Run cutover and staged migrations
• Run advanced mailbox migrations

This course is designed for persons who are aspiring to the Microsoft 365 Messaging Administrator role.