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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. You plan to deploy a Microsoft Lync Server 2013 Enterprise server by using a
side-by-side upgrade from Office Communication Server (OCS) 2007 R2.
You perform the following actions:
-Complete the schema updates, forest update, and domain update.
-Define and connect the Lync Server 2013 topology to OCS 2007 R2 by using topology builder.
-Deploy Front End Pool, Director Pool, Persistent Chat Pool, and Edge Pool.
The Lync Server 2013 environment is using the OCS 2007 R2 Mediation Server
and associated PSTN gateway for PSTN inbound and outbound calls.
You want to test the Lync Server 2013 server for inbound, outbound, and dial-in
conference calls from a test computer that is located in a customer's office. Your
access to the customer network is restricted to Lync Severs, OCS servers, and some
test computers. During inbound, outbound, and dial-in conference calls, you encounter problems with media.
The calls have significant jitter and packet loss. Calls are intermittently disconnecting.
You need to determine the cause of these problems.
What should you do?

A) Run a protocol analyzer on the Public Switched Telephone Network (PSTN) gateway.
B) Run NetMonitor on the Edge Server.
C) Run the ClsController.exe command and select the Incomingand OutgoingCalls scenario on the Front End Server.
D) Run NetMonitor on the Mediation Server.

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

3. You support a customer whose network environment includes Microsoft Lync Server 2013 Enterprise Voice deployed at two sites named Sitel and 5ite2. All users require extension dialing. Only direct inward dialing will be used for auto attendants or response groups. The extension numbers in four-digit format are
stored in the telephoneNumber attribute on the users' Active Directory Domain Services (AD DS) account. Sitel uses 2xxx extensions, and Site2 uses 3xxx extensions. You want to retain the four-digit extensions in Active Directory, but also present the numbers as valid numbers in the Lync 2013 client. You need to ensure that four-digit dialing normalizes properly in the address book for Lync. What should you do?

A) Use absconfig.exe from the Lync Resource Kit and change the flag of telephoneNumber to be included in the address book generation.
B) In the Lync Control Panel, under voice routing and dial plan, modify the global dial plan to add the following rules: ^(2\d{3})$ --+15197778888;ext=$1^(3\d{3})$ -- +14163334444;ext=$1
C) Modify the Company_Phone_Number_Normalization_Rules.txt file and add the following rules: ^(2d\{3})$ -- +15197778888;ext=$1^(3d\{3})$ -- +14163334444;ext=$1
D) Modify the Company_Phone_Number_Normalization_Rules.txt file and add the following rules: ^(2\d{3})$ -- +15197778888;ext=$1^(3\d{3})$ -- +14163334444;ext=$1

4. Your customer's Microsoft Lync Server 2013 environment is configured according to the following:
-Firewalls block all traffic between user subnets.
-Security policy prohibits any changes to firewall rules between user subnets. The customer reports that:
-Users can share their desktop with others on the same subnet.
-Users are unable to share their desktop between users on different subnets. You need to ensure that users can share their desktops between subnets. What should you do?

A) Disable Windows Firewall on the Front End Server.
B) Change the port range for Lync traffic.
C) Have the firewall team open media ports between each user subnet and the Edge server.
D) On the client computers, add an exception in Windows Firewall.

5. You support a customer whose network environment includes Microsoft Lync Server 2013 Standard Edition deployed with an Edge Server that is connected to the Internet. A user reports that when he tries to share a Microsoft PowerPoint presentation in a Lync conference, external users receive the following error message: "Some sharing features are unavailable due to server connectivity issues." You ask the customer to run the Get-OfficeWebAppsFarm cmdlet on the Office Web Application Companion (WAC) server. He provides the following result: You need to ensure that external users are able to share and view PowerPoint presentations in Lync meetings. What should you do?

A) Install WAC on the Front End pool.
B) Set the ExternalUrl parameter on the WAC server and publish to the Internet by using a reverse proxy.
C) Set the InternalUrl parameter on the WAC server and publish to the Internet by using a reverse proxy.
D) Install WAC on the Edge Server.

Solutions: