Microsoft Microsoft Certifications MS-721 Questions & Answers

• Question 21:

  You have a Teams Phone deployment that uses Direct Routing on a single Session Border Controller (SBC).

  Users report that outbound PSTN calls are failing, but inbound PSTN calls are successful.

  When you review the SBC logs, you discover that Microsoft is responding to SIP option requests, but is NOT sending SIP option requests.

  What is the cause of the issue?

  A. The online PSTN gateway is disabled.

  B. An SBC certificate is expired.

  C. An external DNS entry is missing from the FQDN of the SBC.

  D. The phone numbers of the users are defined by running the New-csTeamsUnassignedNuirtoer Treatment cmdlet.

  Correct Answer: A

  Reference: https://learn.microsoft.com/en-us/microsoftteams/troubleshoot/phone-system/directrouting/issues-with-outbound-calls

• Question 22:

  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 you have phone numbers that you can assign to the users.

  Solution: From the Microsoft Teams admin center, you place a new order for user numbers.

  Does this meet the goal?

  A. Yes

  B. No

  Correct Answer: B

• Question 23:

  You have a Teams Phone deployment. The deployment has a single Session 3crder Controller (SBC) that uses Direct Routing.

  Users report that outbound PSTN calls fail.

  You need to identify the quantity of specific SBC SIP errors.

  What should you review m the Microsoft Teams admin center?

  A. Endpoint Reports in Microsoft Call Quality Dashboard

  B. the network effectiveness ratio on the usage tab for the SBC

  C. the Jitter tab in Network parameters

  D. Quality of Experience Reports in Microsoft Call Quality Dashboard

  Correct Answer: A

• Question 24:

  You are planning a Microsoft Teams Phone deployment. That will use Direct Routing. You need to allow traffic from Microsoft 365 to a Session Border Controller (SBC). Which IP address ranges should you allow through the firewall?

  A. 52.112.0.0 and 52.120.0.0

  B. 10.10.0.0 and 10.11.0.0

  C. 8.8.8.8 and 4422

  D. 132.245.0.0and40.104.0.0

  Correct Answer: A

• Question 25:

  You have a Microsoft Teams Phone deployment. The 613 7010 5XXX phone number range is allocated to the Session Border Controller (SBC). A user named User1 is configured as shown in the following exhibit.

  

  User1 reports that when an external caller attempts to call the phone number of User1, the external caller receives an error message. User1 can make outbound calls, but no caller ID appears.

  Which two commands should you run to resolve the issues?

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

  B. Set-CsOnlineVoiceUser [email protected] -TelephoneNumber $null

  C. Set-CsOnlineVoiceUser [email protected] -OnPremLineURI "tel:+61370105555"

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

  E. Set-CsOnlineVoiceUser [email protected] -Identity [email protected] -PolicyName $null

  Correct Answer: AD

• Question 26:

  Your company has a Microsoft Teams Phone deployment that uses Direct Routing.

  A user named User1 reports that she cannot make calls because the dial pad n missing in Teams.

  You run the Get-CsOnlineUser cmdlet and receive the output shown in the exhibit (Click the Exhibit tab.)

  

  Which three actions should you perform to ensure that the dial pad appears in the Teams client?

  A. Assign a Microsoft Teams Phone Standard license to User1.

  B. Run theGrant-CsOnlineVoiceRogtinfPolicy cmdlet

  C. Run the set-csPhoneNumberAssignment cmdlet and specify the -PhonNumber parameter.

  D. Run the set-CsUsre cmdlet and specify the -LineURI parameter.

  E. Run the set-csuser cmdlet and set the -enterprisevoiceenabled parameter to $True.

  Correct Answer: ABE

• Question 27:

  You are deploying Microsoft Teams Calling Plans.

  You port all phone numbers to Microsoft Teams Phone as shown in the exhibit (Click the Exhibit tab.)

  

  You need to assign. The number -1-234-555-5334 to an auto attendant. What should you do first?

  A. Get an auto attendant toll number.

  B. Assign the number to the resource account of the auto attendant.

  C. Open a Microsoft support case to initiate an inventory type change.

  D. Create a port order for a user number.

  Correct Answer: D

• Question 28:

  You have a global Teams Phone deployment that has local service numbers from multiple offices.

  You need to ensure that when the users at an office in Sydney create a Teams meeting invite, the invite displays a local conferencing number by default What should you do?

  A. Create a new Audio Conferencing policy and assign a local service number from the Sydney office.

  B. Assign a local service number from the Sydney office to a resource account

  C. Create a new caller ID policy and assign a local service number from the Sydney office.

  D. Modify the global (org-wide default) Audio Conferencing policy and assign a local service number from the Sydney office.

  Correct Answer: A

• Question 29:

  You are enabling users for Direct Routing.

  You already assigned licenses to the users.

  You need to complete the user setup.

  Which two cmdlets should you run? Each correct answer presents part of the solution.

  A. Set-CsOnlineVoiceUser

  B. Grant-CsOnlineVoiceRoutinePolicy

  C. Set-CsUser

  D. Grant-CsVoicePolicy

  E. Set-CsUSerPstnSettings

  Correct Answer: BC

• Question 30:

  You have a Microsoft Teams Phone deployment.

  You are deploying Direct Routing by using a certified Session Border Controller (SBC). The FQDN of the S6C is sbcVcontoso.com. You use signaling port 5067. You cannot place calls and receive an error message m the Microsoft Teams

  admin center as shown in the following exhibit.

  

  What is a possible cause of the issue?

  A. Location-Based Routing is enabled for the SBC

  B. The Baltimore root certificate is missing on the SBC.

  C. The Forward P-Asserted Identify (PA!) header is disabled.

  D. The failover timer is set to 0 seconds

  Correct Answer: C