Exam Details

  • Exam Code
    :MS-721
  • Exam Name
    :Microsoft 365 Certified: Collaboration Communications Systems Engineer Associate
  • Certification
    :Microsoft Certifications
  • Vendor
    :Microsoft
  • Total Questions
    :218 Q&As
  • Last Updated
    :Mar 26, 2025

Microsoft Microsoft Certifications MS-721 Questions & Answers

  • Question 91:

    Your company assigns an Office 365 E3 license to each user. All users are m France.

    You plan to deploy Direct Routing.

    Which additional license should you assign to the users?

    A. Microsoft 365 Audio Conferencing

    B. Microsoft 365 Phone System - Virtual

    C. Microsoft 365 Phone System

    D. Microsoft 365 Domestic and International Calling Plan

    E. Microsoft 365 Domestic Calling

  • Question 92:

    You need to provide Microsoft Teams users with the ability to perform PSTN calling through a Session Border Controller (SBC). Which licenses can you assign to achieve the goal?

    A. Office 365 E3 and Office 365 E5

    B. Microsoft 365 E3 and Microsoft 365 E5

    C. Microsoft 365 E5 and Office 365 E5

    D. Office 365 E3 and Microsoft 365 E3

  • Question 93:

    You have a Microsoft Teams Phone deployment. The 613 7010 5XXX phone number range is allocated to the Session Border Controller (SBQ. A user named User! is configured as shown in the following exhibit.

    User1 reports that when an external caller attempts to call the phone number or User1, the external caller receives an error message.

    User 1 can make outbound calls, but no caller to appears.

    Which two commands should you run to resolve the issues? Each correct answer presents part or the solution.

    A. Grant-CsOnlineVoiceRoutingPolicy -Identity [email protected] -PolicyName $null

    B. Remove-CsPhoneNumberAssignment -Identity [email protected] -PhoneNumber +61370105555 - PhoneNumberType CallingPlan

    C. Set-CsPhoneNumberAssignment -Identity [email protected] -PhoneNumber +61370105555 - PhoneNumberType DirectRouting

    D. Set-CsUser [email protected] -EnterpriseVoiceEnabled $false

    E. Set-CsOnlineVoiceUser [email protected] -TelephoneNumber "+61370105555"

  • Question 94:

    You have a Microsoft 365 tenant that has Modern authentication enabled for an services Multi-factor authentication (MFA) is enforced for all users.

    You are deploying Microsoft Teams Rooms.

    The first time you attempt to sign in to a Teams Rooms, you receive an error message indicating that the device cannot sign in to Teams.

    You verify that Modern authentication is enabled in Teams Rooms.

    What prevents you from signing in?

    A. The Microsoft Authenticates app is not configured for the Teams Rooms account-

    B. The Teams Rooms account is not licensed for Microsoft intune.

    C. Teams Rooms must be domain joined first.

    D. MFA is unsupported In reams Rooms.

  • Question 95:

    You have a Microsoft Teams Phone deployment.

    You are deploying Direct Routing by using a certified Session Border ControNer CSBC). The FQDN of the SBC is sbc1.contoso.com. You use signaling port 5067. You cannot place calls and receive an error message in the Microsoft Teams

    admin center as shown in the following exhibit.

    What is a possible cause of the issue?

    A. The firewall blocks traffic on pan 5067

    B. Location-Based Routing is enabled for the SBC.

    C. Calling plan licenses are not assigned to users.

    D. The SIP options are disabled.

  • Question 96:

    You have a Microsoft Teams Phone deployment that uses Direct Routing.

    You connect a new Session Border Controller (SBC).

    You need to verify that all the voice features work as expected for calls that traverse the SBC.

    What should you use?

    A. the SIP Tester client script

    B. Microsoft 365 network connectivity test tool

    C. Microsoft Teams Network Assessment Tool

    D. Microsoft Remote Connectivity Analyzer

  • Question 97:

    You are adding new sites to your company.

    The reporting team needs location-based reports in Microsoft Power B1 that include the subnet

    information of the new sites.

    You need to add the information to Microsoft Teams.

    What should you do?

    A. From the Microsoft Call Quality Dashboard, upload tenant data.

    B. From the Microsoft Teams admin center, define a network subnet.

    C. From the Microsoft Teams admin center, define a network topology.

    D. From the Microsoft Teams admin center, add the subnets to the Network planner.

  • Question 98:

    Your company deploys 200 Microsoft Teams Rooms on Windows systems.

    You are evaluating whether to purchase the Microsoft Teams Rooms Premium license for the rooms.

    Which two actions require the Microsoft Teams Rooms Premium license? Each correct answer presents a complete solution.

    A. Download device logs.

    B. View peripheral health.

    C. Get reporting insights into room usage and participant count

    D. Postpone updates until a certain date.

    E. Modify the Direct guest jam settings

  • Question 99:

    You need to implement Local Media Optimization.

    A. 132.245.0.0 and 40.104.0.0

    B. 10.10.0.0 and 10.11.0.0

    C. 8.8.8.8 and 4.4.2.2

    D. 52.112.0.0 and 52.120.0.0

  • Question 100:

    You have an analog phone system.

    You plan to migrate to Microsoft Teams Phone.

    You need to recommend devices for common area phones that any user can use. The solution must meet the following requirements; Can access the Teams directory for dial by name.

    Can be administered remotely.

    Can place and pick up calls.

    Support hot desking.

    Minimize costs.

    Which type of devices should you recommend?

    A. Microsoft-certified 3PIP handsets

    B. Microsoft Teams-certified handsets

    C. Microsoft Teams Rooms devices

    D. Microsoft-certified headsets

    E. the existing analog handsels

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