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Microsoft MS-721 (Collaboration Communications Systems Engineer (beta)) 認定試験は、Microsoft のコラボレーションおよびコミュニケーションシステムを扱う IT 専門家のスキルと知識をテストするために設計されています。この試験は、Microsoft Teams、Skype for Business、Exchange Server の展開を設計、実装、および維持する経験を持つ個人を対象としています。この認定は、個人があらゆる規模の組織に対してこれらのシステムを展開および管理するために必要な技術的専門知識を持っていることを示します。
質問 # 50
You need to provision a Microsoft Teams-certified common area phone device at a field site. The solution must ensure that a standard user can complete the physical handset tasks without sharing credentials.
Which four actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
正解：
解説：
1 - From the Microsoft Teams admin center, upload the MAC address of the device.
2 - From the Microsoft Teams admin center, generate a verification code
3 - Instruct the user to enter the verification code on the device
4 - From the Microsoft Teams admin center, remotely sign-in a user to the device Reference:
https://docs.microsoft.com/en-us/MicrosoftTeams/devices/remote-provision-remote-login
質問 # 51
You have a Microsoft Teams Rooms on Windows device.
You need to configure a content camera that is mounted upside down and points to a whiteboard wall. The camera does not support automatic rotation. The solution must minimize costs.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. From the Peripherals settings for Teams Rooms, clear Content enhancements
- B. Assign a Microsoft Teams Rooms Pro license.
- C. Assign a Microsoft Teams Rooms Basic license.
- D. In a SkypeSettings.xml file, set ContentCameraInverted to false.
- E. In a SkypeSettings xml file, set ContentCameraInverted to true.
- F. From the Peripherals settings for Teams Rooms, select Content enhancements
正解：B、E、F
質問 # 52
You have a Microsoft Teams Phone deployment
You use Direct Routing with a Survivable Branch Appliance (SBA) at a site.
The site experiences an extended internet outage.
Which three PSTN calling scenarios are possible during the outage? Each coned answer presents a complete solution.
NOTE: Each correct selection is worth one point.
- A. inbound PSTN calls
- B. dynamic emergency calling
- C. hold and resume of PSTN calls
- D. outbound PSTN calls
- E. call transfer of PSTN calls
正解：A、B、D
解説：
Reference:
https://docs.microsoft.com/en-us/skypeforbusiness/plan-your-deployment/enterprise-voice-solution/enterprise-voice-resiliency
質問 # 53
Drag and Drop Question
You have a Teams Phone deployment.
You port your company's main phone number from Teams Calling Plans to an Operator Connect provider.
Currently, the number is assigned to a resource account named Reception1. Reception1 is assigned to an auto attendant named Attendant1.
You need to reconfigure the phone number to work with Operator Connect.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
正解：
解説：
質問 # 54
You have a Microsoft Teams deployment.
You have two groups that have meeting requirements as shown in the following table.
You need to recommend which type of meeting to use for the groups.
What should you recommend for each group? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 55
Your company has a Teams Phone deployment.
The network team at the company completes a local internet breakout for Teams traffic.
To validate the configuration, you review the Call Debug log shown in the following exhibit.
Use the drop down menus to select the answer choice that completes each statement based on the information presented in the graphic.
NOTE: Each correct selection is worth one point.
正解：
解説：
Explanation:
質問 # 56
You have a Microsoft Teams deployment.
The deployment contains a Teams Rooms on Windows device named [email protected] that has the following configurations.
For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 57
You have a Microsoft Teams Phone deployment that uses Teams Calling Plans. Direct Routing, and Operator Connect services. You need to enable PSTN services for 100 new users. The solution must minimize administrative effort.
Which cmdlet should you run?
- A. Set-CsUscr
- B. Set-CsIPPhonePolicy
- C. Set-CsPhoneNumberAssignment
- D. Set-CsOnlineVoiceUser
正解：D
質問 # 58
You have a Microsoft Teams Phone deployment.
You are deploying a new remote site.
You have a Session Border Controller (SBC) that has an E1/T1 Primary Rate Interface (PRI) deployed to the remote site.
You plan to deploy a Survivable Branch Appliance (SBA) to ensure PSTN connectivity.
Which type of endpoints is supported by the SBA?
- A. Microsoft Teams panels
- B. call queues in Microsoft Teams
- C. audio conferencing in Microsoft Teams
- D. Microsoft Teams Windows desktops
正解：D
解説：
The SBA feature is supported on the following Microsoft Teams clients:
Microsoft Teams Windows desktop
Microsoft Teams macOS desktop
Teams for Mobile
Teams Phones
Reference:
https://docs.microsoft.com/en-us/microsoftteams/direct-routing-survivable-branch-appliance
質問 # 59
Your company uses Microsoft Skype for Business Server 2015 and Enterprise Voice as the PSTN solution.
You plan to migrate all users to Microsoft Teams Calling Plans.
You will decommission Skype for Business Server after the migration is complete.
You need to ensure that all the users retain their current phone number once the migration is complete. The solution must minimize the downtime of PSTN features for each user.
What should you do first?
- A. Schedule a port order for the phone numbers of all the users.
- B. From the Microsoft Teams admin center, order phone numbers for all the users.
- C. From the Microsoft 365 admin center, purchase Communications Credits for all the users.
- D. Migrate all the users to Teams.
正解：A
解説：
Reference:
https://docs.microsoft.com/en-us/microsoftteams/phone-number-calling-plans/transfer-phone-numbers-to-teams
質問 # 60
Your company currently allows call park lot all PSIN users. The call pack policies are configured as shown in the exhibit. (Click the Exhibit tab.)
You have a Microsoft 365 group named Help Desk.
You need to ensure that only the Help Desk group can use call park. The solution must minimize the number of policies and administrative effort.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. Create a new call park policy named Policy1 and set Allow call park to On
- B. Assign Policy2 to all users.
- C. In the Global (Org-wide default) policy, set Allow call park to Off.
- D. Create a new call park policy named Policy2 and set Allow call park to Off.
- E. Assign the Global (Org-wide default) policy to the users in the Help Desk group.
- F. Assign Policy1 to the Help Desk group.
正解：A、C、F
解説：
Reference:
https://docs.microsoft.com/en-us/microsoftteams/call-park-and-retrieve
質問 # 61
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
Your company uses Microsoft Teams Calling Plans.
The company acquires a small development team. Currently, users on the team have their own direct inward dial (DID) numbers that have PSTN capabilities.
You migrate the users to Teams.
You need to ensure that the users have phone numbers.
Solution: You run the New-CsHybridTelephoneNumber cmdlet.
Does this meet the goal?
- A. No
- B. Yes
正解：A
質問 # 62
You have a Teams Phone deployment that contains offices in Brisbane and Melbourne. You deploy a new Session Border Controller (SBQ named SBC2 to the Brisbane office. You need to ensure that emergency calls from only the users in the Brisbane office use SBC2. Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.
- A. Assign an emergency calling policy to the Brisbane office users.
- B. Assign a dial plan to the Brisbane office users.
- C. Assign an emergency call routing policy to the Brisbane office users.
- D. Create a new emergency calling policy.
- E. Create a new emergency call routing policy.
- F. Create a new dial plan.
正解：A、E
質問 # 63
Case Study 2 - Contoso
Overview
General Overview
The network contains an Active Directory forest named contoso.com that syncs to Microsoft 365 by using Azure AD Connect. Domain controllers run Windows Server 2019.
Physical Locations
Contoso has offices in Toronto, New York, and London. Contoso has a manufacturing facility in Vancouver.
Contoso has a global sales team that works remotely without a physical corporate office.
Existing Environment
Active Directory Environment
The network contains an Active Directory forest named contoso.com that syncs to Microsoft 365 by using Azure AD Connect. Domain controllers run Windows Server 2019.
Microsoft Office 365
Contoso has a Microsoft 365 subscription. All users are assigned Microsoft 365 E3 licenses.
Contoso uses Microsoft Exchange Online for email.
Network Infrastructure
All the offices connect to each other by using a private WAN. The Toronto office has a 1-Gbps internet circuit and the London office has a 100-Mbps internet circuit. Internet access for all the offices is provided through the Toronto and London offices.
The remote sales team users connect to the networks by using VPN connections. The remote users use various connection types, including wireless and mobile.
Skype for Business Server traffic for the remote users is routed through the VPN connections.
Telephony
Contoso uses a centralized Skype for Business Server 2015 deployment configured for disaster recovery between the Toronto and London datacenters.
Each frontend pool connects to the PSTN through a pair of managed Session Border Controllers (SBCs) that provide Enterprise Voice and dial-in conferencing.
Contoso has a Skype for Business Server Survivable Branch Appliance (SBA) and a local SBC that connects to a Primary Rate Interface (PRI) in the Vancouver manufacturing facility.
Contoso has hybrid connectivity deployed between Skype for Business Server and Office 365.
All SBCs are Microsoft Teams-certified.
The returns department has an auto attendant that uses an ID or [email protected].
Requirements
Planned Changes
Contoso plans to migrate all existing services from Skype for Business Server to Teams.
Direct Routing will be deployed for the existing SBCs.
Existing meeting rooms have Skype for Business Server video endpoints that are Skype for Business Server-certified. The endpoints are not Teams-certified.
You plan to use the video endpoints in Teams until the equipment is replaced with Microsoft Teams Rooms.
A limited pilot of the Teams migration and the Direct Routing deployment will occur in the Vancouver facility before deployment to the entire company.
Technical Requirements
Contoso identifies the following technical requirements:
During the limited pilot, the media path must be optimized.
Media flow for the remote sales team users must be optimized.
All sales team users require inbound toll-free audio conferencing.
Users in the Vancouver facility must be able to place emergency calls regardless of internet availability.
When users in the returns department dial out, the outbound calls must display Contoso and the department's phone number.
The video endpoints for the existing meeting rooms must be able to be used for both voice and video conferencing in Teams meetings.
Drag and Drop Question
You need to migrate a Vancouver facility user named jsmith from Skype for Business Server to Teams.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
正解：
解説：
Explanation:
https://docs.microsoft.com/en-us/skypeforbusiness/hybrid/move-users-from-on-premises-to- teams
https://docs.microsoft.com/en-us/microsoftteams/direct-routing-voice-routing
質問 # 64
You have a Microsoft 365 E5 subscription that uses Microsoft Teams Phone. You are reconfiguring a SIP handset to use SIP Gateway. You discover that the Teams sign-in option fails to appear on the handset You need to ensure that the Teams sign-in option appears on the handset. What should you do?
- A. Connect your computer to the PC port of the handset.
- B. From the Microsoft Teams admin center, add the MAC address of the handset
- C. Set the provisioning server URL for the handset
- D. Change the handset's default administrator password to a complex password.
- E. Configure the handset to use IPv6.
正解：C
質問 # 65
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 headsets
- B. Microsoft Teams Rooms devices
- C. Microsoft-certified 3PIP handsets
- D. Microsoft Teams-certified handsets
正解：D
解説：
https://learn.microsoft.com/en-us/microsoftteams/devices/phones-for-teams Just a certified headset will not accomplish all the requirements.
質問 # 66
You have a Microsoft Teams Phone deployment.
You have a PBX that connects to the PSTN by using an E1/T1 Primary Rate interface (PRI).
You plan to migrate to Direct Routing by using the existing PSTN services.
What should you install upstream of the PBX?
- A. an FXO SIP Analog Telephony Adapter (ATA)
- B. a virtual Session Border Controller (SBC)
- C. a physical Session Border Controller (SBC)
- D. a Session Border Controller (SBC) in Azure
正解：C
質問 # 67
Hotspot Question
Normalization rules are configured as shown in the following exhibit.
Use the drop down menus to select the answer choice that completes each statement based on the information presented in the graphic.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 68
You have a Microsoft Teams Phone deployment and a Session Border Controller (SBC) named SBC1.contoso.com.
The SBC has SIP over TLS configured to use the default Microsoft port.
You need to implement Direct Routing from the SBC to Teams Phone.
How should you complete the PowerShell command? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 69
You have a Teams Phone deployment that contains an office in Mumbai.
The Mumbai office has a new Session Border Controller (SBC) named SBC1 that uses Direct Routing.
Users must be able to use SBC1 only when they are at the Mumbai office.
How should you complete the commands? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 70
You have a Teams Phone deployment that contains two sites named Site1 and Site2. Each site has a Session Border Controller (SBC).
You have a user named User1.
User1 relocates from Site1 to Site2 and is assigned a new phone number.
You need to change a policy assigned to User1 to ensure that the SBC at Site2 is used when the user makes outbound calls.
What should you change?
- A. the calling policy
- B. the voice routing policy
- C. the dial plan
- D. the caller ID policy
正解：B
質問 # 71
You have a Teams Phone deployment that contains an Operator Connect provider in Canada.
You implement a common area phone named lobbyphone1.
You need to configure lobbyphonel to meet the following requirements:
* Outgoing calls must be placed only from within Canada.
* Dial out during audio conferencing must be restricted.
How should you complete the command? To answer, select the appropriate options in the answer area.
正解：
解説：
質問 # 72
You have a Teams Phone deployment that has users in Canada and the United States.
You have a Session Border Controller (SBQ in Calgary and an SBC In New York City. Both SBCs are connected to Direct Routing. You plan to implement toll bypass for the users in Canad a. The solution must meet the following requirements:
* Prioritize the New York City SBC for calls to numbers in the United States.
* Leverage the Calgary SBC for resiliency if the New York City SBC is unavailable.
You create a PSTN usage named Canada and associate this policy to a voice routing policy.
Which two voice routes should you create with the Canada PSTN usage? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
- A. Create a wildcard voice route that has a priority of 2 and references the gateway in Calgary.
- B. Create a wildcard voice route that has a priority of 1 and references the gateway in New York City.
- C. For only United Slates numbers, create a voice route that has a priority of 2 and references the gateway in Calgary.
- D. For only United Slates numbers, create a voice route that has a priority of 1 and references the gateway in New York City.
正解：C、D
質問 # 73
Hotspot Question
You have a Microsoft Teams Phone deployment that contains a Session Border Controller (SBC) named SBC1.contoso.com.
Direct Routing integrates with a PBX phone system that uses only four-digit dialing and is configured to use the SBC.
Teams is configured to use dial plans that normalize any four-digit calls to E.164.
You have the following translation rule.
You need to ensure that calls to the legacy PBX pass only a four-digit extension.
How should you complete the PowerShell command? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
正解：
解説：
質問 # 74
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MS-721試験は、コミュニケーションソリューションの計画と設計、Exchange Serverの設定と管理、Skype for Businessの展開と管理、Microsoft Teamsの設定と管理など、幅広いトピックを扱っています。候補者は、セキュリティやコンプライアンス対策の実施、コミュニケーション問題のトラブルシューティング、エンタープライズレベルのコミュニケーションシステムの管理能力などを試験されます。MS-721試験に合格することは、候補者がMicrosoftテクノロジーを使用して効果的なコミュニケーションソリューションを設計・展開するために必要なスキルと知識を持っていることを証明します。この認定は、自組織のコミュニケーションシステムを管理するITプロフェッショナルで、キャリアアップを目指している人々にとって価値があります。
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