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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. You support a Microsoft Lync Server 2013 Enterprise pool deployed in a high availability configuration for Back End Servers named Backend1 and Backend2. You execute the Get-CSDatabaseMirrorState cmdlet and discover the following errors. WARNING: Cannot connect to database server "BackEnd2.contoso.com".Message: A network- related or instance-specific error occurred whileestablishing a connection to SQL Server. The server was not found or was notaccessible. Verify that the instance name is correct and that SQL Server isconfigured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)DatabaseName : rtcabStateOnPrimary : PrincipalStateOnMirror : StatusUnavailableMirroringStatusOnPrimary :synchronizedMirroringStatusOnMirror :DatabaseName : rtcxdsStateOnPrimary : PrincipalStateOnMirror : StatusUnavailableMirroringStatusOnPrimary :synchronizedMirroringStatusOnMirror You need to resolve the connectivity issue and bring up the mirror databases to the synchronized state between the Back End Servers. What should you do?

A) Run the Test-CsDatabase cmdlet.
B) Run the Invoke-CsPoolFailOver cmdlet.
C) From the Front End Server, create the inbound rule on the firewall.
D) From the mirror Back End Server, create the inbound rule on the firewall.

2. You support a customer whose Microsoft Lync Server 2013 environment includes:
-a single Standard Edition Server,
-a single consolidated Edge Server, and
-a single Forefront Threat Management Gateway 2010 server that is acting as an HTTP(S) reverse proxy.
Client computers are configured as shown in the following table:

Some users report that they are unable to participate in audio/video conferences by using the Lync Web App. You need to ensure that users are able to participate in audio/video conferences by using the Lync Web App. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Install Microsoft Silverlight.
B) Install the Lync Audio/Video ActiveX Plugin.
C) Extract the MSI from the executable and run the install.
D) Upgrade the operating system to Windows 7 Professional.

3. You support a customer whose network environment includes Microsoft Lync Server 2013 with Enterprise Voice. Your customer enables centralized logging on the Lync servers. According to your customer, a user has reported that when she attempts to dial out to a public switched telephone network (PSTN) number, she receives the following message: "Your organization does not support calling this number." You confirm that the user is configured to use Enterprise voice and that other users are successfully making and receiving calls. Within the captured logs from the affected user, you view the following message: "SIP/2.0 403 Forbidden." The Microsoft Lync 2013 control panel displays the following information:

You need to ensure that the user is able to dial out to PSTN. What should you do?

A) Contact the Session Initiation Protocol (SIP) provider.
B) Change the voice policy for this user to < North America > for PSTN usage association.
C) Change the associated normalization rule in the dial plan policy to match: ^(\d(11))$, Translation pattern +$1.
D) Open port TCP/5061 inbound on the Mediation Server.

4. You support a customer with a Microsoft Lync Server 2013 environment. Your customer receives the following error Event ID 21022 LS AddressBook Server: "A Full dats file is corrupt The path \\fileserver\share\1-Webservices-1\ ABFites\0000000-0000-0000-0000-000000000
\0000000000-0000-0000-0000-000000000000\F-0fd0.lsabs -file corrupted: Invailid Attibute id 0 in contact. Index: 7 GUID Guid: <1329aec4-da97-46e4-b995-1039c096f9el}
Offset: 255." Users who have their Client Policy set to WebSearchandFileDownload report that they are not receiving updated information in the Lync address books. You need to ensure that users are able to download the address book. What should you do?

A) Run the Set-CsAddressBookConfiguration -Identity Global -EnableFileGeneration Strue cmdlet.
B) Run the Update-CsUserDatabase cmdlet.
C) Browse to your Lync file share, located at \\fileserver\share\1-Webservices-1\ ABFiles\0000000-0000-0000-0000-0000000000\000000000-0000-0000-0000- 000000000000. Delete all of the files, and then run the Update-CsAddressBook cmdlet.
D) Delete the rtcab and rtcab1 databases, and then run the Install-CsDatabase - ConfiguredDatabases cmdlet.

5. You support a Microsoft Lync Server 2013 environment that includes:
-Two Enterprise consolidated Lync servers in a single pool,
-Two Edge consolidated Lync servers in a single pool,
-One Microsoft Office Web Apps server, and
-One reverse HTTP(S) proxy server. Microsoft Exchange 2010/Microsoft Outlook 2013 are used for internal email and Unified Messaging. The email solution has been used within the company for an extended time without any issues. Unified Messaging has been configured and set
up as part of the Lync 2013 implementation project. You plan to deploy Enterprise Voice for all users, including users who have Lync Phone Edition (LPE) devices that are connected by using a LAN cable and a USB cable. You begin migrating test accounts. When a test user signs into Outlook 2013 and Lync 2013, all communications appear to be working as expected. Outlook creates the user profile as expected and logs into the test user mailbox. The test user signs into Lync as expected and is able to communicate with Exchange by using Exchange Web Services (EWS).
After the test user signs into Lync, a prompt is displayed requesting user credentials for the Lync Phone Edition device. The test user enters his credentials and the phone signs into Lync; however, after a short period of time, a yellow warning triangle appears on every test LPE device. In reviewing the LPE device for errors, you discover that Exchange integration is failing with the following error: "Connection to Microsoft Exchange is unavailable. Please contact your support team." Logs from the LPE Device are displayed in the Exhibit 1. (Click the Exhibit button.)

Internet Information Services (IIS) logs on the Exchange Client Access server (CAS) are displayed in Exhibit 2. (Click the Exhibit button.)

You need to ensure that the LPE device can authenticate to EWS. What should you do?

A) Update the Lync server internal web services certificate on each front-end pool server.
B) Reissue the current Exchange CAS server certificate and bind to the IIS service.
C) Update the certificate chain on the Exchange CAS.
D) Remove the Lync Client certificates for the test user from the Lync server.

Solutions: