QUESTION 1

You support Skype for Business Server 2015 servers in your customer’s network. The network includes two branches connected with an 8 megabits per second (Mbps) network circuit. The circuit has 1 Mbps of dedicated bandwidth for Skype for Business voice traffic. The network is required to handle 50 peer-to-peer (P2P) calls at a minimum.

 

Users report that calls between the branches are being dropped, and voice quality is degraded.

 

Skype for Business audio codecs:

 

clip_image002

 

You need to calculate appropriate bandwidth for the P2P call volume required.

 

What is the minimum dedicated bandwidth that you should allocate?

 

A.

1.2 Mbps

B.

1.4 Mbps

C.

1.9 Mbps

D.

2.2 Mbps

E.

2.3 Mbps

 

Answer: D

Explanation:

https://technet.microsoft.com/en-gb/library/gg425841.aspx

 

 

QUESTION 2

You support a Skype for Business Server 2015 environment that consists of the following:

 

A single Skype for Business Server 2015 Standard Edition pool that is located in a main office.

 

Four branch offices that are connected by a 9 megabits per second (Mbps) dedicated wide area network (WAN) link, each of which has 300 users.

 

You need to be able to support 75 concurrent calls.

 

Users in the branch offices report poor quality audio during conferences. You perform the following troubleshooting steps:

 

clip_image004Implemented Quality of Service (Qos) and Call Admission Control (CAC).

clip_image004[1]In CAC, defined the main office and each branch office as a site In CAC, associated subnets to the relevant sites.

clip_image004[2]Provisioned policy-based QoS for media traffic.

 

Poor audio quality persists.

 

You run the Skype for Business Management Shell Get-CsNetworkSite cmdlet. The relevant portion of the results are shown below:

 

clip_image006

 

You need to improve audio quality.

 

What should you do?

 

A.

Create a region route to route network traffic between the CAC sites.

B.

Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps. Assign the profile to the centralsite.

C.

Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps and an Audio Limit of 3 Mbps.Assign the profile to each branch site.

D.

Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps and an Audio Limit of 1 Mbps.Assign the profile to each branch site.

 

Answer: C

Explanation:

https://technet.microsoft.com/en-us/library/gg412785.aspx

 

 

QUESTION 3

DRAG DROP

You have a Skype for Business Server 2015 infrastructure.

 

You have one Enterprise Edition pool named pool1.contoso.com.

 

Enterprise Voice is enabled for all users.

 

You have a public switched telephone network (PSTN) gateway named mg1.contoso.com that does not support secure signaling. The Encryption support level of the global trunk configuration is set to Not Supported.

 

You add a second PSTN gateway named mg2.contoso.com. The SIP General parameters for mg2.contoso.com are configured as shown in the following table.

 

clip_image007

 

On mg2.contoso.com, you generate and install a certificate from an internal certification authority (CA).

 

You need to ensure that Skype for Business Server 2015 can use both PSTN gateways to make calls on the PSTN.

 

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.

 

clip_image009

 

Answer:

clip_image011

 

 

QUESTION 4

Your company has a Skype for Business Server 2015 infrastructure.

 

You need to ensure that users can answer calls placed to other users by using the Group Call Pickup feature.

 

Which Skype for Business Management Shell cmdlet should you run?

 

A.

New-CsDialPlan

B.

New-CsRoutingConfiguration

C.

New-CsCallParkOrbit

D.

New-CsVoiceRoutingPolicy

 

Answer: C

Explanation:

https://technet.microsoft.com/en-us/library/jj945627.aspx

 

 

 

 

 

QUESTION 5

Tailspin Toys deploys a Skype for Business Enterprise Voice environment that has two paired pools. The pools are located in Sydney and Singapore for high availability (HA).

 

You must collect user opinions about the quality of audio calls. You must survey 60% of the calls for feedback.

 

You need to configure end users ratings for the audio calls.

 

What should you do?

 

A.

Use SQL Management studio to run the SQL query [QoeMetrics].[dbo].[CallQualityFeedbackTokenDef].

B.

Deploy Call Quality Dashboard (CQD) to see the Rate My Call reports.

C.

Configure Rate My Call percentage to 60% and deploy Call Quality Dashboard (CQD) to see the reports.

D.

Use SQL Management studio to run the SQL query [QoeMetrics].[dbo].[CallQualityFeedbackToken].

 

Answer: B

Explanation:

https://technet.microsoft.com/en-us/library/dn951407.aspx

http://blogs.technet.com/b/jenstr/archive/2015/05/05/rate-my-call-in-skype-for-business-2015.aspx

 

 

QUESTION 6

You support a Skype for Business environment. You deploy System Center Operations Manager. You implement Enterprise Voice.

 

Some users use a desktop phone to place and receive public switched telephone network (PSTN) calls with people outside of Skype for Business. Some of these users report intermittent connectivity issues with incoming and outgoing calls.

 

You need to periodically confirm that users are able to place and receive calls with people outside of Skype for Business.

 

Which two actions should you perform? Each Answer: presents part of the solution.

 

A.

In the synthetic transaction, run the Test-CsP2PAV Skype for Business Management Shell cmdlet.

B.

Create a watcher node and configure it for an extended, non-default synthetic transaction.

C.

In the synthetic transaction, run the Test-CsPstnPeerToPeerCall Skype for Business Management Shell cmdlet.

D.

Create a watcher node and configure it for a default synthetic transaction.

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bsp;

Answer: BC

Explanation:

https://technet.microsoft.com/en-us/library/jj204943(v=ocs.15).aspx

 

 

 

 

 

 

QUESTION 7

You create a topology that includes Enterprise Voice. You configure the system to play a message when unassigned numbers are dialed.

 

You need to add the voice announcements.

 

Which two file formats can you use? Each Answer: presents a complete solution.

 

A.

WAVE Audio file (*.WAV).

B.

Windows Media Audio File (*.WMA)

C.

MPEG-4 Audio File (*.M4A)

D.

MPEG-2 Audio File (*.MPA)

E.

MP3 Audio File (*.MP3)

 

Answer: AB

Explanation:

https://technet.microsoft.com/en-us/library/gg398649(v=ocs.14).aspx

 

 

QUESTION 8

You have a Skype for Business Server 20l5 environment. All users are enabled for Enterprise Voice. You have a Microsoft Exchange Server 2013 organization that contains one server named FX01.

 

You plan to implement Unified Messaging (UM). From Skype tor Business Management Shell, you run the following commands:

 

New-UMDialPlan -Name UMDialPlan -UriType “SipName” -VoipSecurity Secured NumberOfDigitsInExtension 4 ExchUCUtil.ps1

 

You discover that the Enterprise Voice users fail to receive voice mail.

 

From Event Viewer, you discover the following error message when Skype for Business Server 2015 attempts to transfer a call to UM: “Attempts to route to servers in an Exchange UM Dialplan failed. No server in the dialplan UMDialPlan accepted the call with id [03b5ba2bf7ec4663bc43e8e49c246634]. Cause: Dialplan is not configured properly.”

 

You need to ensure that the Enterprise Voice users can receive voice mail.

 

Which two actions should you perform? Each Answer: presents part of the solution.

 

A.

Change the value of the VoipSecurity of the UMDialPlan from Secured to SipSecured.

B.

Change the value of the UriType property of the UMDialPlan from SipName to E.164.

C.

Run the following Skype for Business Management Shell command:

Set-UmService EXO1 -UmStartupMode TIs -DialPlans “UMDialPlan”

D.

Run the following Skype for Business Management Shell command:

Set-UmCallRouterSettings EXO1 -UmStartupMode TIs -DialPlans “UMDialPlan”

E.

Run the following Skype for Business Management Shell command:

New-UmAutoAttendant -name LyncAa -UmDialPlan LyncUMDialPlan -Status Enabled

 

Answer: DE

Explanation:

https://technet.microsoft.com/en-gb/library/jj687983.aspx

 

QUESTION 9

You support a customer whose network environment includes Skype for Business Server 2015 servers. All of the company servers are located in the company datacenter. All users have Skype for Business client installed on their local computers.

 

You deploy a virtual desktop infrastructure (VDI) environment to a pilot group of users. You install the Lync VDI plug-in and plug Skype for Business compatible devices to the users’ computers.

 

Users report that Skype for Business fails intermittently when pairing with the Lync VDI plug-in.

 

You need to ensure reliable access to Skype for Business Server 2015 for this pilot group of users.

 

What should you do?

 

A.

For all VDI users, set the value of the EnableMediaRedirection property to $FALSE.

B.

Configure the remote desktop client settings so that audio plays on the local computer and remote recordingis disabled.

C.

Run Windows 10 or higher on the local computers.

D.

Uninstall Skype for Business from the local users’ computers.

 

Answer: D

Explanation:

 https://technet.microsoft.com/en-us/library/jj204713(v=ocs.15).aspx

 

 

QUESTION 10

You have a Skype for Business Server 2015 infrastructure and a Microsoft Exchange Server 2013 organization.

 

Unified Messaging (UM) integration is enabled.

 

You need to prevent the use of call answering rules.

 

Which Skype for Business Management Shell cmdlet should you run?

 

A.

Set-CSVoicePolicy

B.

Remove-UMCallAnsweringRule

C.

Set-CSDialPlan

D.

Set-UMDialPlan

 

Answer: D

Explanation:

https://technet.microsoft.com/en-us/library/bb124408(v=exchg.160).aspx

 

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