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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. DRAG DROP
You support a customer whose network environment includes Microsoft Lync Server 2013. Your environment is connected to a third-party network that is supported as a peer IP Private Branch Exchange (PBX) by using direct Session Initiation Protocol (SIP). Both environments are configured properly, and call routing is functional within the two domains.
Media Bypass is configured. Protocols used to specify quality of service (QoS) feedback, synchronization between media streams, and Secure Real-time Transport Protocol (SRTP) are not supported. Users report that they experience poor audio quality when calling public switched telephone network (PSTN) numbers. You need to improve call quality when calling PSTN numbers. Which PowerShell cmdlet should you use with each parameter? (To answer, drag the appropriate cmdlet to the correct parameter or parameters. Each cmdlet may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.)

2. You support Microsoft Lync Server 2013 servers in your customer's network.
The network includes wired and wireless networks.
The network is configured to support Microsoft Lync Mobile users who have mobile devices that are running Microsoft Lync 2010 for iPhone. Users of Lync 2010 for iPhone report that they are unable to receive push notifications when they are connected to the company's internal network. They are able to receive push notifications when they are connected to their cellular network. You need to diagnose why these users cannot receive push notifications. What should you do?

A) Run the Test-CsPhoneBootstrap cmdlet.
B) Run the Test-CsFederatedPartner cmdlet.
C) Run the Test-CsMcxP2PIM cmdlet.
D) Open a Telnet session to port 5223.

3. You support a Microsoft Lync Server 2013 Enterprise pool deployed in a high availability configuration for Back End Servers. You execute the Get-CSDatabaseMirrorState cmdlet. You discover the disconnected state of SQL mirror databases as well as network connection errors pointed to the inaccessible SQL mirror server. You need to bring up the mirror databases to the synchronized state between the Back End Servers. What should you do?

A) Reissue the internal Lync certificate to include the fully qualified domain name (FQDN) of the mirror Back End Server.
B) From the Front End Server, modify the inbound rule on the firewall.
C) From the mirror Back End Server, modify the inbound rule on the firewall.
D) From the Lync 2013 Management Shell, run the Enable-CSComputer cmdlet.

4. You support a Microsoft Lync Server 2013 environment that consists of one Enterprise pool on a Front End Server Internal and external users cannot join online meetings using the Lync 2013 Lync Web App. The same users are able to join online meetings by using the Lync 2013 client. You need to diagnose the cause of the meeting join issues. Which cmdlet should you run from the Lync Server Management Shell?

A) Set-CsWebService, with the AllowAnonymousAccessToLWAConference parameter
B) Test-CsMcxConference
C) Test-CsUcwaConference
D) Test-CsAsConference

5. You support a Microsoft Lync Server 2013 environment with open federation for a company named Contoso. Contoso's perimeter network topology is shown in the exhibit. (Click the Exhibit button.)

The public certificates on the external interfaces of the Lync Edge and Reverse Proxy are as follows:

You receive a support ticket that audio calls to federated partners that also use Lync Server 2013 are not working. You need to correct the issue of the failed audio calls. What should you do?

A) Open the inbound and outbound UDP port 5061 on the external firewall to the Access Edge Service External IP address.
B) Open the inbound and outbound UDP and TCP port range 50000-59999 on the external firewall to the AV Edge Service External IP address.
C) Add "lyncdiscover.contoso.com" as a subject alternative name to the public certificate on the reverse proxy external interface.
D) Open the inbound and outbound UDP port 3478 on the external firewall to the AV Edge Service External IP address.
E) Add "contoso.com" as a subject alternative name to the public certificate on the reverse proxy external interface.

Solutions: