Microsoft 365 Messaging

The MS-203T00 course is designed to provide an introduction to messaging in Microsoft 365.
It covers topics such as managing mail flow, managing recipients and devices, and managing security and compliance. The course is aimed at IT professionals who are responsible for managing and supporting messaging infrastructure in a Microsoft 365 environment.
By completing the course, participants should have a solid understanding of the core messaging features and functionality of Microsoft 365, and be able to effectively manage and troubleshoot messaging-related issues.

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.

After completing this course, students will be able to:

• Configure and manage the transport pipeline
• Manage and troubleshoot mail flow and transport issues
• Manage message hygiene and compliance
• Manage authentication for messaging
• Configure organizational settings and sharing
• Manage mobile devices
• Manage role-based permissions
• Create and manage recipient objects and resources
• Plan, implement, and troubleshoot public folders
• Plan a hybrid environment
• Perform mailbox migrations
• Deploy and troubleshoot a hybrid environment

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

Microsoft learn environment.

This course helps you prepare for the following Microsoft Certification exam:

• MS-203: Microsoft 365 Messaging

1. Managing the Transport Pipeline

• Overview of Transport Services
• Configuring Message Transport
• Managing Transport Rules

2. Managing and Troubleshooting Mail Flow

• Managing Mail Flow
• Troubleshooting Mail Flow
• Troubleshooting Transport Issues
• Troubleshooting with Logs

3. Managing Message Hygiene

• Planning for Message Hygiene
• Managing Anti-Malware and Anti-Spam Policies
• Managing Advanced Threat Protection

4. Managing Compliance

• Messaging Compliance in the SCC
• Messaging Compliance in Exchange
• Managing Exchange Online Archiving and Auditing
• Managing Content Search

5. Managing Organizational Settings

• Managing Authentication for Messaging
• Configuring Organizational Settings
• Configuring Organizational Sharing

6. Managing Mobile Devices

• Mobile Device Mailbox Policies
• Managing Mobile Device Access

7. Managing Role-Based Permissions

• Managing Admin Roles
• Managing User Roles
• Exchange Setup – RBAC and AD Split Permission

8. Managing Recipient Objects and Resources

• Exchange Recipients
• Creating and Managing Exchange Recipients
• Managing Email Addresses, Lists, and Resources

9. Managing Public Folders

• Planning the Public Folder Hierarchy
• Implementing and Managing Public Folders
• Troubleshooting Public Folders

10. Planning a Hybrid Environment

• Exchange Hybrid Deployment Requirements
• Planning to Run the Hybrid Configuration Wizard

11. Performing Mailbox Migrations

• Planning Mailbox Migrations
• Performing IMAP Migrations
• Performing Cutover and Staged Migrations
• Performing Advanced Migrations

12. Deploying and Troubleshooting a Hybrid Environment

• Deploying and Managing an Edge Transport Server
• Configuring a Hybrid Deployment using the HCW
• Implementing Advanced Hybrid Functionality
• Troubleshooting Hybrid Deployments