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

2. 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) Remove the Lync Client certificates for the test user from the Lync server.
C) Reissue the current Exchange CAS server certificate and bind to the IIS service.
D) Update the certificate chain on the Exchange CAS.

3. You support a Microsoft Lync Server 2013 datacenter that has:
-Two paired Front End pools named ConPoolOl and ConPool02 running Microsoft Lync Server 2013.
-65,000 users.
Meeting content is stored on ConPoolOl.
The servers that are running ConPoolOl suffer a catastrophic failure. You take the following steps:
-Failover users to ConPool02.
-Correct the failure on ConPool01.
-Failback the users to ConPool01.
You need to restore meeting content for users. Which cmdlet(s) should you run?

A) Test-CsDatabase cmdlet, and then Get-CsUserDatabaseState
B) Invoke-CsPoolFailover PowerShell
C) Get-CsDatabaseMirrorState crndlet and then Invoke-CSManagementServerFailover PowerShell
D) Invoke-CsBackupServiceSync

4. You support a customer whose network environment includes Microsoft Lync Server 2013 Enterprise, with two Front End Servers and two Back End Servers. The Back End Servers are deployed in a high availability configuration. You create a Front End pool named pool.contoso.com and implement DNS load balancing for client access to the Lync servers. Your internal DNS records have the following configuration: _gc._tcp.contoso.com SRV priority 0, weight 100, port 3268 dc1.contoso.com_ldap._tcp.contos.com SRV priority 0, weight 100, port 389 dc1.contoso.com_kerberos._tcp.contos.com SRV priority 0, weight 100, port 88 dc1.contoso.com_sip._tls.contoso.com SRV priority 0, weight 0, port 5061, pool.contoso.com FrontEndServer1 A 192.168.1.10FrontEndServer2 A 192.168.1.11BackEndServer1 A 192.168.1.20BackEndServer2 A 192.168.1.21Pool01 A 192.168.1.10Pool01 A
192.168.1.11 Your Lync 2013 clients fail to sign in automatically. The trace log of failed sign-in attempt is as follows: INFO :: QueryDNSSrv -DNS Name[_sipinternaltls._tcp.contoso.com]ERROR :: HRESULT failed: 80072726 = HRESULT_FROM_WIN32(::ShimWSAGetLastError()) . Failed to convert string IP to SOCKADDRERROR :: ResolveHostNameUsingGetAddrInfo getaddrinfo(pool.contoso.com) failed WARN :: ResolveHostName
-getaddrinfo failed for pool.contoso.com ERROR :: ResolveHostNameUsingDnsQuery - DnsQuery(pool.contoso.com) failed WARN :: ResolveHostName - DNS lookup failed for pool.contoso.com ERROR :: ResolveHostName - Name resolution for pool.contoso.com failedERROR :: ResolveHostSyncResolveHostName failed ERROR :: GetDnsResults - did not get any resultERROR :: QueryDNSSrvGetDnsResults query: _sipinternaltls._tcp.contoso.com failed ERROR :: DNS_RESOLUTION_WORKITEM::ProcessWorkItemResolveHostName failed You need to ensure that internal Lync 2013 clients can sign in automatically. You also need to ensure that internal traffic is load balanced across the two Front End Servers. What should you do?

A) Create the following host records:PoolA192.168.1.20PoolA192.168.1.21
B) Create the following host records: SipA 192.168.1.20SipA 192.168.1.21
C) Create the following service record: _sipinternal._tls.contoso.com SRVPriority 0, weight 0, port 5061, FrontEndServer1.contoso.com
D) Create the following host records: PoolA192.168.1.10PoolA192.168.1.11
E) Create the following service record: _sip._tls.contoso.com SRVPriority 0, weight 0, port 5061, pool01.contoso.com

5. You support a customer whose network environment includes Microsoft Lync Server 2013 and Lync Phone Edition devices.
Quality of Service (QoS) configuration has been changed recently and users report voice quality issues when they use Lync Phone Edition devices. You need to configure QoS for voice traffic to match the default QoS configuration of the Lync Phone Edition devices. What should you do?

A) Set the Voice 8021p value to 0.
B) Set the VoiceDiffServTag value to 40.
C) Set the VoiceDiffServTag value to 0.
D) Set the Voice 8021p value to 40.

Solutions: