203: MS-203: Microsoft 365 Messaging


Duration: 3 days


During this five-day boot camp, student will key components of Microsoft 365 Messaging administration. These lessons included message transport and mail flow, messaging security, hygiene, and compliance, messaging infrastructure, and hybrid messaging.

It is recommended that student have the following prior to attending this Boot Camp:

  • Basic knowledge of Information Technologies

Upon completion of this boot camp, student will be able to:

  • Configure and manage the transport pipeline
  • Manage and troubleshoot mail flow and transport issues
  • Manage message hygiene and compliance


Module 1: Managing the Transport Pipeline


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

Lab: Configure Message Transport

  • Create Connectors


Module 2: Managing and Troubleshooting


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

Lab: Conditional Mail Routing

  • Create Mail Flow Rules


Module 3: Managing Message Hygiene


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

Lab: Managing Messaging Hygiene

  • Create Hygiene Filters


Module 4: Managing Compliance


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


Module 5: Managing Organizational Settings


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


Module 6: Managing Mobile Devices


  • Mobile Device Mailbox Policies
  • Managing Mobile Device Access

Lab: Implement ActiveSync

  • Implement Active Sync for single and multiple mailboxes


Module 7: Managing Role-Based Permissions


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

Lab: Manage Roles and Permission Policies

  • Manage Roles and Permission Policies


Module 8: Managing Recipient Objects and Resources


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

Lab: Create Recipient Objects and Resources

  • Create Exchange Recipients
  • Create Groups


Module 9: Managing Public Folders


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

Lab: Implement Public Folders

  • Create Public Folders
  • Manage Public Folders


Module 10: Planning a Hybrid Environment


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

Lab: Prepare Azure AD for Hybrid Synchronization

  • Prepare Azure AD for Hybrid Synchronization


Module 11: Performing Mailbox Migrations


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


Module 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
  • Implementing Advanced Hybrid Deployments

Lab: Deploy a Hybrid Environment

  • Set Up your Hybrid Deployment
  • Test your Hybrid Deployment