Microsoft 365 Messaging (MS-203)

Course code: MS-203

Exam Code: MS-203

Duration: 40 Hours

This course examines the key elements of Microsoft 365 messaging administration, including message transport and mail flow, messaging security, hygiene, and compliance, messaging infrastructure, and hybrid messaging. This course is designed for IT Professionals who deploy and manage the messaging infrastructure for Microsoft 365 in their organization.

  • 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
Target Audience

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.

  • Overview of Transport Services
  • Configuring Message Transport
  • Managing Transport Rules
  • Managing Mail Flow
  • Troubleshooting Mail Flow
  • Troubleshooting Transport Issues
  • Troubleshooting with Logs
  • Planning for Message Hygiene
  • Managing Anti-Malware and Anti-Spam Policies
  • Managing Advanced Threat Protection
  • Messaging Compliance in the SCC
  • Messaging Compliance in Exchange
  • Managing Exchange Online Archiving and Auditing
  • Managing Content Search
  • Managing Authentication for Messaging
  • Configuring Organizational Settings
  • Configuring Organizational Sharing
  • Mobile Device Mailbox Policies
  • Managing Mobile Device Access
  • Managing Admin Roles
  • Managing User Roles
  • Exchange Setup – RBAC and AD Split Permission
  • Exchange Recipients
  • Creating and Managing Exchange Recipients
  • Managing Email Addresses, Lists, and Resources
  • Planning the Public Folder Hierarchy
  • Implementing and Managing Public Folders
  • Troubleshooting Public Folders
  • Exchange Hybrid Deployment Requirements
  • Planning to Run the Hybrid Configuration Wizard
  • Planning Mailbox Migrations
  • Performing IMAP Migrations
  • Performing Cutover and Staged Migrations
  • Performing Advanced Migrations
  • Deploying and Managing an Edge Transport Server
  • Configuring a Hybrid Deployment using the HCW
  • Implementing Advanced Hybrid Functionality
  • Troubleshooting Hybrid Deployments
  • Create Mail Flow Rules
  • Create Hygiene Filters
  • Implement Active Sync for single and multiple mailboxes
  • Manage Roles and Permission Policies
  • Create Exchange Recipients
  • Create Groups
  • Create Public Folders
  • Manage Public Folders
  • Prepare Azure AD for Hybrid Synchronization
  • Set Up your Hybrid Deployment
  • Test your Hybrid Deployment

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