Course Overview

This course has retired on December 31, 2023. Please Reach out to us for an alternative to this course.

Note- This exam has retired on December 31, 2023. Please Reach out to us for an alternative to this course.

The MS 203 course covers the management of a safe, productive, and efficient email collaboration platform using M365 and Microsoft Exchange Online.

Planning, configuring, and managing recipients, mail flow, threat prevention, compliance, and client connectivity will all be covered for participants. How to work together with administrators of other workloads, including as identity, networking, security, and compliance, to establish a secure cloud messaging topology that satisfies an enterprise’s business requirements.

The course will help you learn concepts for how to manage mail flow rules, manage security in Microsoft 365, manage Microsoft 365 messaging environment, planning mailbox migration, managing exchange and many more.


After completing this course, students will be able to:

  • Manage Microsoft Exchange Online settings and resources
  • Plan and manage the mail transport architecture
  • Proficient management of messaging infrastructure within Microsoft 365, encompassing mail flow, recipient management, and device policies.

Upcoming Batches

Enroll Online
Start Date End Date

To be Decided

Key Features:

  • Our MS 203 training modules have 50% - 60% hands-on lab sessions to encourage Thinking-Based Learning (TBL).
  • Interactive-rich virtual and face-to-face classroom teaching to inculcate Problem-Based Learning (PBL).
  • Microsoft certified instructor-led training and mentoring sessions.
  • Well-structured use-cases to simulate challenges encountered in a Real-World environment during Microsoft MS 203 training.
  • Integrated teaching assistance and support through experts.
  • Being a Microsoft Learning Partner, we offer authored curriculum that are at par with industry standards.

Who Should Attend:

  • Anyone who is aspiring to be Messaging Administrators in a Microsoft 365 deployment.


  • A foundational understanding of Microsoft 365 platform basics is recommended as a prerequisite for the MS-203 course, encompassing knowledge of its applications, services, and overall functionality.
  • Additionally, a grasp of fundamental messaging concepts, such as email protocols, mail flow, mailbox types, and distribution groups, proves beneficial.
  • While prior experience with Exchange Server administration is advantageous, it's not mandatory.
  • Proficiency in general IT concepts including networking, security principles, and troubleshooting methodologies will greatly aid in comprehending and applying the course content effectively.

Learning objective of course –

  • Gain insight into the architecture and components of Microsoft 365 Messaging, including Exchange Online, Exchange Online Protection (EOP), and associated services.
  • Learn to configure and manage mail flow, connectors, transport rules, and policies to ensure efficient message routing within Microsoft 365 environments.
  • Acquire the skills to manage recipient objects, including mailboxes, groups, contacts, and public folders. Additionally, understand device policies and management within Microsoft 365.
  • Implement advanced security measures such as Threat Protection, Information Rights Management (IRM), Data Loss Prevention (DLP), and Secure Mail Flow to protect against threats and safeguard sensitive information.
  • Explore the deployment and management of compliance solutions including retention policies, eDiscovery, litigation hold, and auditing to ensure regulatory compliance and data governance.
  • Develop troubleshooting skills to diagnose and resolve messaging infrastructure issues effectively, ensuring continuous functionality and optimal performance of Microsoft 365 Messaging environments.
  • Apply industry best practices in configuring, managing, securing, and troubleshooting messaging infrastructure within Microsoft 365, fostering efficient and reliable communication systems.

Why choose CloudThat as your training partner?

  • Microsoft MS 203 trainings are best designed to meet the individual requirements and provide a scope to interact with the trainers as well as individuals across different organizations.
  • The MS 203 Microsoft fundamental training is 32-hour training, or the timings can be made flexible as per individual convenience.
  • The Microsoft MS 203 certification course will be delivered by the best trainers in the industry with years of experience.
  • During the learning phase of the MS 203 Certification, you get to practice industry-level questions and real-life case studies for an impeccable understanding of the topic.

Modules covered in the course: Download Course Outline

  • Manage mail flow
  • Troubleshoot mail flow
  • Manage mail flow rules

  • Plan for message security
  • Manage anti-malware and anti-spam policies
  • Explore threat protection in Microsoft 365 Defender

  • Explore messaging compliance in Microsoft 365
  • Explore messaging compliance in Exchange
  • Manage Exchange Online archiving and auditing
  • Manage Content Search

  • Manage authentication for messaging
  • Configure organizational settings
  • Configure organizational sharing

  • Manage administrator roles
  • Manage user roles
  • Analyze role-based permissions

  • Explore the different types of Exchange recipients
  • Create and manage Exchange recipients
  • Manage email addresses, lists, and resources

  • Explore Exchange hybrid deployment requirements
  • Plan and configure a hybrid deployment using the Hybrid Configuration Wizard
  • Plan mailbox migrations
  • Run mailbox migrations
  • Troubleshoot hybrid deployments


    • MS-203 certification demonstrates expertise in managing Microsoft 365 Messaging infrastructure, covering mail flow, recipient management, security, compliance, and troubleshooting.
    • Ideal for newcomers or those aiming to enhance their Microsoft 365 skills, providing foundational knowledge in configuring mail flow, security implementation, compliance solutions, and troubleshooting messaging issues.
    • Clearing the exam MS-203 can help candidates become Microsoft certified, adding value to the resume.
    • Acts as a steppingstone for advanced Microsoft 365 certifications, showcasing proficiency in effectively managing and optimizing messaging infrastructure.
    • Upon passing the MS-203 Microsoft 365 Messaging exam, candidates earn the Microsoft certification, validating their expertise in Microsoft 365 Messaging.

Course Fee

Select Course date

Can't See the Date? Contact Us to Enroll and Get More Information

Add to Wishlist

Course ID: 13536

Course Price at

$1599 + 0% TAX
Enroll Now

Frequently Asked Questions

MS-203 is aligned with the Microsoft 365 Certified: Messaging Administrator Associate certification.

Key topics include mail flow management, recipient management, security implementation (such as Threat Protection and DLP), compliance solutions, and troubleshooting.

Yes, Microsoft periodically updates the course content to align with the latest technologies and updates within the Microsoft 365 ecosystem.

Yes, MS-203 typically includes hands-on exercises and practical labs to provide participants with practical experience in configuring and managing messaging infrastructure.

MS 203 is typically a 4–5 days training course if taken in a classroom or virtual instructor-led setting.

Enquire Now