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Microsoft Lync 2013 Depth Support Engineer Sample Questions:

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

2. You support a customer who administers Microsoft Lync Server 2013 Enterprise servers in his company. The pool named lync.contoso.com is configured with the session initiation protocol (SIP) domain contoso.com. The internal split-DNS domain
contoso.com contains the following records: _gc._tcpSRV priority 0, weight 100, port 3268 dc1.contoso.com_ldap._tcpSRV priority 0, weight 100, port 389 dc1.contoso.com_kerberos._tcpSRV priority 0, weight 100, port 88 dc1.contoso.com_sipinternal._tcpSRV priority 0, weight 0, port 5061, lync.contoso.com _sip._tlsSRV priority 0, weight 0, port 5061, lync.contoso.com EnterpriseCA A 192.168.10.5Admin A 192.168.10.10Lync A 192.168.10.10Lyncdiscoverinternal A 192.168.10.10Exchange2010 A 192.168.10.4OWA A 192.168.10.4DC1 A 192.168.10.3Sip A
192.168.10.10 Users who are running Lync Mobile on their mobile devices report that when they attempt to retrieve calendar information, they receive an error that references a Microsoft Exchange Web Services connectivity issue. You need to ensure that users are able to receive calendar information from Lync Mobile devices. What should you do?

A) Reconfigure Dynamic Host Configuration Protocol (DHCP) option 43 to point to EnterpriseCA.contoso.local.
B) Create the following host record in DNS: Autodiscover.contoso.com A 192.168.10.4
C) Reconfigure Dynamic Host Configuration Protocol (DHCP) option 120 to point to DC1.contoso.local.
D) Create the following service record in DNS: _lyncdiscover._tcp.contoso.com SRV Priority 0, weight 0, port 5061, Lync.contoso.com

3. You deploy a Microsoft Lync Server 2013 Enterprise Pool that is configured with Enterprise Voice and Dial-in Conferencing. All client computers run Windows 8. Users regularly use the Lync client to demonstrate new programs. A user reports that she is unable to select any Windows Store app program to demonstrate. You need to ensure that Lync users are able to demonstrate Windows Store app programs. What should you do?

A) Instruct the user to change the resolution of the display.
B) Instruct the user to change to desktop display.
C) Using the Set-CsConferencingPolicy cmdlet, enable the AllowMultiView setting.
D) Using the Set-CsConferencingPolicy cmdlet, enable the EnableMultiview Join setting.

4. You support Microsoft Lync Server 2013 Enterprise servers in your customer's organization. All client computers run Windows 7 or Windows 8. You configure dial-in conferencing. Users are dispersed in several locations. Users report that they cannot use dial-in conferencing for their conferences. You run the Get-CsDialPlan cmdlet and receive the output shown in the following exhibit. (Click the Exhibit button.)

You need to ensure that users can join conferences by using dial-in conferencing. What should you do?

A) Associate a trunk route with a dial-in conferencing region.
B) Associate a dial-in conferencing access number with a dial-in conferencing region.
C) Associate a public switched telephone network (PSTN) usage record with a dial-in conferencing region.
D) Create a user dial plan and associate the user dial plan with a dial-in conferencing access number.

5. You support Microsoft Lync Server 2013 servers in your customer's network. The network is isolated from Internet with a firewall. Users report voice and video communication problems while communicating with external participants. You need to verify port availability for audio/video communication on the Edge Server. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A) Check TCP port 4443.
B) Check UDP port 3478.
C) Check TCP port 8057.
D) Check TCP port 5061.
E) Check TCP port 443.

Solutions: