MS-721: Collaboration Communications Systems Engineer Associate

Pick how to study

• Try 10 free MS-721 questions
• MS-721 mock exam: timed, you pick the length
• MS-721 flashcards: spaced repetition
• MS-721 decision sheets: look-alike services, settled

The MS-721 exam

• Questions: 307

What MS-721 covers

Every question and flashcard is mapped to the MS-721: Collaboration Communications Systems Engineer Associate skills outline so you only revise what is on the exam.

• Plan and design collaboration communications systems
• Configure and manage Teams meetings, webinars, and town halls
• Configure and manage Teams Phone
• Configure and manage Teams Rooms and devices

Why earn the MS-721 certification in 2026

MS-721 is Microsoft's associate-level certification for collaboration communications systems engineers. Microsoft expects candidates to plan, deploy, configure, and troubleshoot Microsoft Teams Phone, meetings, and certified devices, with a working understanding of networking and telecommunications. There is no prerequisite certification. The exam covers planning and designing collaboration communications systems, Teams meetings and webinars, Teams Phone, and Teams Rooms and devices.

Who should sit this exam

Teams voice engineers deploying enterprise calling, unified communications specialists migrating from on-premises PBX, network engineers planning Teams media flows, and AV professionals certifying Teams Rooms devices.

Exam tips

• Master Teams Phone deployment options: Calling Plans, Direct Routing, and Operator Connect
• Know SBC certification, voice routing policies, and emergency calling configuration
• Understand meeting policies, live events, and Teams Rooms on Windows and Android
• Review network readiness assessments, QoS markings, and Call Quality Dashboard analysis

MS-721 study resources

• Build a study plan: tell us your exam date and we schedule daily practice and review sessions backwards from the date.
• Decision sheets: each sheet settles one choice between look-alike services, verdict first, then the comparison, then the traps.

Frequently asked about MS-721

What does the MS-721 exam cover?

MS-721 covers planning and configuring Microsoft Teams Phone, meetings and live events, certified devices including Teams Rooms, and the network readiness needed for high-quality voice and video. It targets the Collaboration Communications Systems Engineer role.

How long should I study for MS-721?

Plan on 6 to 10 weeks of preparation, longer if you are new to Teams Phone or SBC configuration. Hands-on experience with Direct Routing or Operator Connect makes a real difference for the case-study style questions.

Is MS-721 worth it?

MS-721 is an associate-level Microsoft certification covering Teams Phone, meetings, webinars and town halls, and Teams Rooms and devices. Microsoft's audience profile targets engineers who plan, deploy, configure, maintain, and troubleshoot these collaboration and communications systems.

What is the passing score for MS-721?

700 out of 1000.

How many questions are on AzurePrep for MS-721?

AzurePrep covers MS-721 with practice questions written to the published skills outline, spanning Teams Phone, meetings, certified devices, and network readiness. The current question count is shown on the MS-721 landing page.

Ready for MS-721?

Try the practice surface for free. Answer a few questions, see the spacing loop, then decide. Try 10 free MS-721 questions or browse the catalogue.