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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. You support a customer whose company network contains Microsoft Lync Server 2013. The company has four buildings on a single site. A user reports that when she calls users in another building, the call quality is poor. You receive the Quality of Experience (QoE) report: Which of the following values is outside acceptable limits?

A) Avg. packet loss rate: 0.21%
B) Avg. jitter: 23ms
C) Avg. round trip: 867ms
D) Packet utilization: 32701
E) Receive noise level: -56dBoV

2. You support a customer whose Microsoft Lync Server 2013 Enterprise environment that is configured with Enterprise Voice and Dial-in Conferencing. You remove the server that is hosting the File Store by using the Lync Topology Builder.
You add and define a new file server and publish the topology. Conference attendees report that they no longer hear their names played when they join or leave a conference. You need to ensure that conference attendees hear their names played when they join or leave a conference. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Run the Set-CsDialinConferencingConfiguration cmdlet.
B) Run the Test-CsDialInConferencing cmdlet.
C) Restart the Conferencing Announcement application.
D) Restart the Conferencing Attendant application.

3. Your customer's company has a main office and five branch offices located in different cities. Your customer has a Microsoft Lync Server 2013 datacenter configured with Enterprise Voice at the main office. The customer has deployed a Survivable Branch Appliance (SBA) at the first branch office and connected it to a public switched telephone network (PSTN) by using a Tl trunk line provided by your service provider. The gateway is configured to use fully qualified domain names (FQDNs). All functionality has been tested by using pilot users at the branch office. The customer reports that they tested branch isolation by disconnecting the wide area network (WAN) from their branch office and making an outbound call. The call was successful. Next, they made an inbound call to the branch office and the call failed. To troubleshoot the issue, you begin a trace of IncomingAndOutgoingCalls by using centralized logging, and make an inbound call. You open the log in snooper and search for incoming calls with the phone number from which you are calling. You do not find any messages. You open the syslog from the gateway side of the SBA and discover that messages are sent to the Lync Mediation server pool, but no responses have been received. You connect the WAN from the branch office and make an inbound call. The call is successful. Your investigation suggests that there is a configuration error on the Gateway side of the SBA. You need to identify the configuration error that causes inbound calls to fail. What should you check?

A) The domain controller at the branch office
B) DNS settings on the gateway
C) Route settings of the gateway
D) Dynamic Host Configuration Protocol (DHCP) options on the branch DHCP server

4. DRAG DROP You deploy a Microsoft Lync Server 2013 Enterprise pool named Lync2013.contoso.local.
The pool is configured with
the Session Initiation Protocol (SIP) domain litware.com. The environment includes the following:
-a Front End Server named Lync2013FE1
-a Back End Server named Lync2013BE
-an Edge Server named Lync2013Edge that is a member of Edge pool Edgepool.contoso.local
Your Lync 2013 topology supports the following access, meeting, administration, and external web service URLs:
-https://Dialin.litware.com
-https://Meet.litware.com
-https://Admin.contoso.local
-https://external.litware.com
You want to support external Lync Web App clients.
You plan to publish Lync 2013 HTTP Web services through a reverse proxy. You need to issue a certificate to publish Lync 2013 Web services through a reverse proxy firewall. Which three steps should you perform in sequence? (To answer, move the appropriate three actions from the list of actions to the answer area and arrange them in the correct order.)

5. You support a customer whose Microsoft Lync Server 2013 environment consists of:
-A single Lync Server 2013 Standard Edition pool that is located in a main office, and
-Four branch offices that are connected by a 3MB dedicated wide area network (WAN) link, each of which has 100 users.
Users in the branch offices report poor quality audio during conferences that are hosted on Lync. The client has taken the following steps:
-Implement Quality of Service (QoS) and Call Admission Control (CAC).
-Provision policy-based QoS for your Lync media traffic.
-Enable CAC from the Lync Server 2013 Control Panel.
-Define the main office and each branch office as a site and associate its subnets.
-Poor audio quality persists.
You ask your customer to provide the output of running the Get-CsNetworkSite
cmdlet. The relevant portion of the results includes:

You need to improve the audio quality in your environment. What should you do?

A) Create a region route to route network traffic between the Lync network sites that you created.
B) Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps and an Audio Limit of 1 MB and assign the profile to each branch site.
C) Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps and assign the profile to the central site.
D) Create a bandwidth policy profile with an Audio Session Limit of 40 Kbps and an Audio Limit of 3 MB and assign the profile to each branch site.

Solutions: