Microsoft MS-721 Collaboration Communications Systems Engineer Exam

Candidates for this exam are responsible for planning, deploying, configuring, maintaining, and troubleshooting Microsoft Teams Phone, meetings, and personal and shared space devices, including Teams Rooms and Microsoft Surface Hub.

Collaboration communications systems engineers have a fundamental understanding of networking, telecommunications, audio/visual and meeting room technologies, and identity and access management. They are proficient in managing and monitoring Teams Phone, meetings, and certified devices by using the Microsoft Teams admin center, PowerShell, the Microsoft Teams Rooms Pro Management portal, and the Microsoft Call Quality Dashboard. They deploy and configure Teams Phone with PSTN connectivity through Teams Calling Plans, Operator Connect, Teams Phone Mobile, and Direct Routing.

Collaboration communications systems engineers work with Teams administrators, Microsoft identity and access administrators, and Microsoft 365 administrators. In addition, they may work with owners of other workloads, including facilities managers, network engineers, security engineers, device manufacturers, telephony providers, and Microsoft Certified solution providers.

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Exam MS-721: Collaboration Communications Systems Engineer
Languages: English
Retirement date: none

This exam measures your ability to accomplish the following technical tasks: plan and design collaboration communications systems; configure and manage Teams meetings and events; configure and manage Teams Phone; and configure and manage Teams Rooms and devices.

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Skills measured
Review the study guide linked in the preceding “Tip” box for more details about the skills measured on this exam.
Plan and design collaboration communications systems (30–35%)
Configure and manage Teams meetings and events (10–15%)
Configure and manage Teams Phone (35–40%)
Configure and manage Teams Rooms and devices (15–20%)

About the exam

Languages
Some exams are localized into other languages. You can find these in the Schedule Exam section of the Exam Details webpage. If the exam isn’t available in your preferred language, you can request an additional 30 minutes to complete the exam.

Note
The bullets that follow each of the skills measured are intended to illustrate how we are assessing that skill. Related topics may be covered in the exam.

Note
Most questions cover features that are general availability (GA). The exam may contain questions on Preview features if those features are commonly used.

Skills measured

Audience profile
Candidates for this exam are responsible for planning, deploying, configuring, maintaining, and troubleshooting Microsoft Teams Phone, meetings, and personal and shared space devices, including Teams Rooms and Microsoft Surface Hub.

Collaboration communications systems engineers have a fundamental understanding of networking, telecommunications, audio/visual and meeting room technologies, and identity and access management. They are proficient in managing and monitoring Teams Phone, meetings, and certified devices by using the Microsoft Teams admin center, PowerShell, the Microsoft Teams Rooms Pro Management portal, and the Microsoft Call Quality Dashboard. They deploy and configure Teams Phone with PSTN connectivity through Teams Calling Plans, Operator Connect, Teams Phone Mobile, and Direct Routing.

Collaboration communications systems engineers work with Teams administrators, Microsoft identity and access administrators, and Microsoft 365 administrators. In addition, they may work with owners of other workloads, including facilities managers, network engineers, security engineers, device manufacturers, telephony providers, and Microsoft Certified solution providers.

Plan and design collaboration communications systems (30–35%)
Configure and manage Teams meetings and events (10–15%)
Configure and manage Teams Phone (35–40%)
Configure and manage Teams Rooms and devices (15–20%)
Plan and design collaboration communications systems (30–35%)

Plan and design Teams meetings
Plan and design Teams meeting policies and settings
Plan for PSTN audio conferencing
Plan for Teams live events
Compare capabilities and features of Teams Core and Teams Premium
Recommend meeting types based on business requirements (virtual appointments, webinars, live events, and Teams meetings)
Design Teams policy packages (includes meeting policies, calling policies, and live events policies)
Recommend methods for assigning policies

Plan and design Teams Phone and PSTN connectivity
Identify licensing requirements to enable Teams Phone for users, shared devices, and Teams resource accounts
Identify PSTN connectivity requirements
Plan for Teams Phone Mobile
Plan for Operator Connect
Plan for Communication Credits
Plan usage scenarios for service and user phone numbers
Choose between porting and acquiring phone numbers
Plan a solution to acquire or port phone numbers
Recommend Teams Phone devices
Plan for and recommend analog devices, SIP handsets, and SIP devices
Recommend when to use Survivable Branch Appliances (SBAs)
Plan and design Direct Routing call flows
Recommend a Session Border Controller (SBC) solution based on PSTN connectivity
Identify an appropriate compliance recording solution
Identify an appropriate certified contact center solution
Plan for SBC and SBA updates

Plan and design Teams-certified device solutions
Recommend a room configuration based on the meeting space
Recommend a room configuration based on customer and business requirements
Compare capabilities and features of Teams Rooms Basic and Teams Rooms Pro
Recommend a Teams Rooms device platform (Android vs. Windows vs. Surface Hub)
Recommend Teams-certified devices
Recommend Teams Rooms certified components
Recommend when to use coordinated meetings
Recommend when to use Cloud Video Interop (CVI) or Direct Guest Join
Identify the requirements for a Microsoft Exchange Online resource account
Identify the enrollment requirements for Microsoft Intune
Plan for advanced features on shared devices

Prepare the network for the deployment of Teams
Perform a network analysis by using the Microsoft Teams Network Assessment Tool
Determine network readiness for Teams
Determine eCDN requirements for Teams live events
Specify the network configuration for certified devices
Determine network requirements by using the Network planner for Teams
Specify the optimal network architecture for Teams
Specify Teams Quality of Service (QoS) requirements and policies
Validate local internet breakout strategy for client media optimization
Validate VPN split tunneling
Validate DNS resolves to the nearest point of entry in Microsoft 365
Configure Teams for QoS
Configure Media Bit Rate (MBR)
Create and assign a network roaming policy
Configure the network topology
Configure tenant data upload for the Microsoft Call Quality Dashboard
Configure Microsoft Power BI reports for the Microsoft Call Quality Dashboard
Configure reporting labels for Call Analytics

Troubleshoot call failures and session quality
Troubleshoot a missing dial pad
Troubleshoot calling issues by using self-help diagnostics in the Microsoft 365 admin center
Troubleshoot Azure AD sign-in issues for Teams phones
Interpret Teams media flows
Troubleshoot tenant dial plans by using regular expressions and PowerShell
Interpret E.164 normalization rules to resolve dialing issues
Interpret reverse number lookup to resolve caller ID issues
Diagnose call failures
Troubleshoot dynamic emergency address by using client debug logs
Troubleshoot Teams client media issues by using the Microsoft Remote Connectivity Analyzer for Teams
Troubleshoot calls by using Advanced Call Analytics
Troubleshoot calls by using the Microsoft Call Quality Dashboard
Inspect PSTN usage reports for SIP call failures

Configure and manage Teams meetings and events (10–15%)

Configure and manage Teams meetings
Create and manage meeting policies
Configure meeting settings
Configure and manage Teams webinars
Configure and manage Teams Premium meeting features
Create and manage Teams meeting templates

Configure and manage audio conferencing
Configure audio conferencing for Teams
Configure a default audio conferencing bridge
Configure an audio conference bridge number
Configure a toll-free conference bridge number
Assign a specific audio conferencing number to a user

Configure toll-free audio conferencing
Configure the audio conferencing numbers included in meeting invitations
Configure and manage live events

Configure the Live events settings
Create and manage live events policiesConfigure meeting and event roles
Configure live events with Teams, Yammer, and Microsoft Stream

Configure and manage Teams Phone (35­–40%)
Configure Teams Phone policies
Create a dial plan
Configure calling policies
Configure call park policies
Configure caller ID policies
Configure call hold policies for users
Configure outbound call restrictions
Configure inbound call blocking
Configure routing of unassigned numbers
Assign voice policies through policy packages
Configure compliance recording policies

Configure auto attendants and call queues
Design call flows for auto attendants and call queues
Configure auto attendants and call queues
Deploy channel-based call queues
Configure resource accounts
Assign licenses to resource accounts
Assign phone number to resource accounts
Assign a resource account to an auto attendant or call queue
Configure Microsoft 365 groups for voicemail
Interpret call queue conference mode
Interpret call queue routing methods
Configure holidays for auto attendants and call queues
Configure custom Music on Hold (MoH)Assign a dynamic caller ID policy for call queues

Configure dynamic emergency calling
Design dynamic emergency calling scenarios
Configure emergency calling locations
Configure emergency calling policies
Configure networks and locations (Location Information Service (LIS))
Validate emergency address and emergency calling from Teams clients
Enable external location lookup mode

Configure and manage users for Teams Phone
Assign a Teams Phone Standard license
Assign a Teams Calling Plan
Assign user dial plans
Assign phone numbers to users by using the Microsoft Teams admin center
Assign phone number to users by using PowerShell
Assign a verified emergency address location
Assign a calling policy to a user
Assign a voice routing policy to a Direct Routing user

Configure and manage calling features for Teams Phone
Configure voicemail for users
Configure group call pickup for users
Configure Call Forwarding
Configure Simultaneous Ring
Configure call delegation for users
Enable and configure audio conferencing for a user
Assign a Dial-out from meetings policy for a user
Assign a call hold policy for a user

Configure and manage Direct Routing for Teams Phone
Configure connectivity for Teams Phone to a SBC
Create and configure an online PSTN gateway
Create PSTN usage records
Create and configure a voice route
Create and configure voice routing policies
Validate Direct Routing SBC connectivity
Troubleshoot firewall issues for Direct Routing
Troubleshoot certificate issues for Direct Routing
Troubleshoot Direct Routing SBC connectivity
Troubleshoot SIP option issues for Direct Routing
Investigate and diagnose calling issues by using an SBC SIP trace
Design and configure Location-Based Routing (LBR)
Design and configure Local Media Optimization (LMO)
Configure trunk translation rules
Configure on-network conferencing for Direct Routing
Configure an SBA

Configure and manage Teams Rooms and devices (15–20%)

Maintain Teams Rooms and devices
Configure device settings
Configure IP phone policies
Configure local network settings
Configure security and updates
Configure meeting room settings by using the Microsoft Teams admin center or the local Teams application settings
Create and configure device configuration profiles
Manage Teams Rooms from the Microsoft Teams Rooms Pro Management portal
Configure Intune policies for Teams devices
Enable advanced voice capabilities for shared space devices
Deploy common area phones
Create and manage Teams device tags
Deploy Android devices remotely
Configure SIP Gateway
Monitor Teams device health
Troubleshoot authentication issues
Troubleshoot update issues
Troubleshoot remote provisioning issues
Troubleshoot Bluetooth beaconing

Configure and manage Teams Rooms on a Surface Hub or Windows
Configure the authentication type during a Surface Hub out-of-box -experience (OOBE) setup
Configure meeting room settings on a Surface Hub device
Create and validate a Surface Hub provisioning package
Assign a provisioning package to a Surface Hub
Specify domain group policy exclusions for Teams Rooms on Windows
Configure custom displays for Teams Rooms on Windows
Customize meeting room settings by using XML files on Windows
Configure settings for peripherals for Teams Room on Windows

Configure optional features for Teams Rooms and devices
Configure HDMI ingest and options
Configure a content camera
Configure Teams casting
Auto accept a proximity join
Allow room remote
Configure an intelligent speaker
Configure Direct Guest Join
Configure hot desking on Teams shared devices

QUESTION 1
DRAG DROP
You are replacing the on-site PBX at the Georgia warehouse with Teams.
You need to maintain the functionality of the PBX after migrating to Teams.
Which sequence of steps should you perform? To answer, drag the appropriate steps to the correct
locations. Each step may be used once, more than once, or not at all. You may need to drag the split
bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Answer:
Explanation:

QUESTION 2
You need to recommend a solution for the new United Kingdom retail site. The solution must meet
the technical requirements. Which three actions should you include in the recommendation? Each
correct answer presents part of the solution. NOTE Each correct selection is worth one point.

A. From the Microsoft Teams admin center, assign a voice routing policy to the users.
B. From the Microsoft 365 admin center, modify the office phone numbers of the users.
C. From the Microsoft Teams admin center, modify the dial-out settings of the users.
D. From the Microsoft Teams admin center, assign the phone numbers to the users.
E. From the Microsoft Teams admin center, order five user numbers.
F. From the Microsoft 36S admin center, create a support ticket to request five phone numbers.
G. From the Microsoft Teams admin center, assign a calling policy to the users.

Answer: ACE

Explanation:

QUESTION 3
You are configuring the new call queue to replace the response group.
Which setting should you disable to ensure that the agents can receive calls from the call queue?

A. Music on hold
B. Attendant routing
C. Conference mode
D. Round robin

Answer: C

QUESTION 4
HOTSPOT
You need to assign a phone number to User1 to meet the technical requirements.
How should you complete the command? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Answer:

Explanation:

QUESTION 5
HOTSPOT
You need to ensure that numbers dialed from the Melbourne warehouse conform to the dialing rules
of the phone earner. How should you complete the command? To answer, select the appropriate
options in the answer area. NOTE: Each correct selection is worth one point.

Answer:

Explanation:
Box 1: Grant-CsDialOutPolicy
Box 2: ‘^\+613(\d(9})$’