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Microsoft 74-338 Exam Syllabus Topics:

Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. You administer Microsoft Lync Server 2013 Enterprise servers in your company network. Your deployment includes the following:
-A single Front End Server named Lync2013FE
-A single Back End Server named Lync2013BE
-An Edge Server named Lync2013Edge You plan to install a second Lync 2013 Front End Server. You want to delegate the installation task to User1. You need to delegate the minimum level of Lync 2013 rights for User1 to be able to install a new Lync 2013 Front End Server. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Grant User1 membership to the RTCUniversalServerAdmins group.
B) Assign User1 the CsServerAdministrator role.
C) Assign User1 the CsLocationAdministrator role.
D) From PowerShell, run the Grant-CsSetupPermission -ComputerOU "ou=CsServers,dc=litwareinc,dc=com" cmdlet.
E) Grant User1 membership to the RTCUniversalUserAdmins group.
F) From PowerShell, run the Update-CsAdminRole cmdlet.

2. You support Microsoft Lync Server 2013 in your company network. Your 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: Capture device: Headset MicrophoneRender device: Headset EarphoneMicrophone timestamp error: 0.02msEcho percent microphone in: 15.21%Codec: SIRENAudio FEC: FalsePacket utilization: 32701Avg. packet loss rate: 10.21%Avg. jitter: 23msAvg. round trip:
62msAvg. network MOS: 3.71Avg. network MOS degradation (jitter):0.00%Avg. sending MOS: 2.97Avg. listening MOS: 3.17Receive noise level: -56dBoV Which of the following values is outside acceptable limits?

A) Avg. round trip: 62ms
B) Packet utilization: 32701
C) Avg. jitter: 23ms
D) Receive noise level: -56dBoV
E) Avg. packet loss rate: 10.21%

3. You support two Microsoft Lyric Server 2013 servers named Lync2013FE and Lync2013BE. The servers are configured to use contoso.local as their default session initiation protocol (SIP) domain. After your company acquires another company, you add NewCompany.com as the second SIP domain. Your internal DNS server contains the following records:

You discover that internal users who use Lync 2010 and Lync 2013 clients are unable to sign in by using NewCompany.com SIP addresses internally. You need to ensure that users are able to automatically sign in by using NewCompany.com SIP addresses. Which two DNS records should you create? (Each correct answer presents part of the solution. Choose two.)

A) Sip.NewCompany.com A 192.168.10.10
B) _sip._tls.NewCompany.com SRV priority 0, weight 0, port 5061, Sip.NewCompany.com
C) Autodiscover.NewCompany.com A 192.168.10.20
D) lyncDiscover.NewDomain.com A 192.168.10.10
E) _sipinternal._tls.NewCompany.com SRV priority 0, weight 0, port 5061, Sip.contoso.local

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

5. You support a customer's Microsoft Lync Server 2013 environment.
Users regularly host online meetings in which participants use the MultiView video feature in Lync Server 2013.
All clients use the Lync 2013 client and are located in the headquarters site as well as a branch site. The network team reports high bandwidth utilization by Lync for these conferences. You need to find a potential cause of the high bandwidth use. Which cmdlet should you run from the Lync Server Management Shell?

A) Get-CsVoicePolicy
B) Get-CsConferencingPolicy
C) Get-CsClientPolicy
D) Get-CsMediaConfiguration

Solutions: