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?

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?

You deploy Microsoft Lync Server 2013 Enterprise Edition and create a pool named
Lync2013pool.Contoso.local. You configure the Lync admin URL to be admin.contoso.local. The Front
End and Back End roles are installed on servers named FE2013 and BE2013.
Your DNS server hosts the following records:
_Sipinternaltls._tcp.contoso.local SRV priority 0, weight 0, port 5061,
lync2013pool.contoso.local_tcp._kerberos.contoso.local SRV proiority 0, weight 100, port 88,
DC.contoso.localDC
A 192.168.10.20Dialin A 192.168.10.10Admin A 192.168.10.20FE2013 A 192.168.10.10BE2013 A
192.168.10.11
You attempt to open the Lync Server Control Panel and you receive an error message. You need to
be able to open the Lync Server Control Panel. Which two actions should you perform? (Each correct
answer presents part of the solution. Choose two.)

You deploy Microsoft Lync Server 2013 Enterprise Edition and create a pool named
Lync2013pool.Contoso.local. You configure the Lync admin URL to be admin.contoso.local. The Front
End and Back End roles are installed on servers named FE2013 and BE2013.
You create the following DNS records: _Sipinternaltls._tcp.contoso.local SRV priority 0, weight 0,
port 5061, lync2013pool.contoso.localDialin A 192.168.10.10FE2013 A 192.168.10.10BE2013 A
192.168.10.11
You attempt to open the Lync Server Control Panel and you receive an error message. You need to
be able to open the Lync Server Control Panel. Which two actions should you perform? (Each correct
answer presents part of the solution. Choose two.)