MS-203T00-A: Microsoft 365 Messaging Certification Training Course Overview

This course will be examining all the key elements of Microsoft 365 messaging administration, which wll be including the message transport and the mail flow, messaging security, hygiene, and compliance, messaging infrastructure, and hybrid messaging. This course is structured for IT Professionals who are been deployed and to manage the messaging infrastructure for Microsoft 365 in their organization.


  • The Messaging Administrator will deploy, configure, manage, and will be troubleshooting recipients, permissions, mail protection, mail flow, and public folders in both on-premises and cloud enterprise environments.
  • For implementing a secured hybrid topology which meets the business needs of a modern organization, the Messaging Administrator should be collaborating with the Security Administrator and Microsoft 365 Enterprise Administrator.
This course prepares you for Exam MS-203. Test your current knowledge on Qubits42

MS-203T00-A: Microsoft 365 Messaging (40 Hours) Download Course Contents

Live Online Training
Group Training 1700
06 - 10 Dec 09:00 AM - 05:00 PM CST
(8 Hours/Day)
03 - 07 Jan 09:00 AM - 05:00 PM CST
(8 Hours/Day)
1-on-1 Training (GTR) 1950
4 Hours
8 Hours
Week Days

Start Time : At any time

12 AM
12 PM

GTR=Guaranteed to Run
Classroom Training (Available: London, Dubai, India, Sydney, Vancouver)
Duration : On Request
Fee : On Request
On Request
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Course Modules

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 Mail Flow
  • 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 Recipients
  • 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
  • Troubleshooting Hybrid Deployments
  • Lab : Deploy a Hybrid Environment
  • Set Up your Hybrid Deployment
  • Test your Hybrid Deployment
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Course Prerequisites
  • This course is designed for persons who are aspiring to the Microsoft 365 Messaging Administrator role.
  • Mandatory advance level understanding of Office 365, Exchange 2016/2019 on premises, Exchange Online, Active Directory, Email Security and compliance, Public Domain, Private and Public DNS, Networking concepts. 


On completion of this course, you will be able to accomplish:

  • To configure and manage the transport pipeline
  • Managing and troubleshooting the mail flow and transport issues
  • To manage message hygiene and compliance
  • Managing the authentication for messaging
  • Configuring the organizational settings and sharing
  • Managing the mobile devices
  • To manage the role based permissions
  • Creating and managing the recipient objects and resources
  • To plan, implement, and troubleshoot public folders
  • Planning a hybrid environment
  • Performing the migrations in mailbox
  • Deploying and troubleshooting a hybrid environment