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Microsoft 74-338 Exam Syllabus Topics:

Microsoft Lync 2013 Depth Support Engineer Sample Questions:

1. Your customer's Microsoft Lync Server 2013 environment is configured according to the following:
-Firewalls block all traffic between user subnets.
-Security policy prohibits any changes to firewall rules between user subnets. The customer reports that:
-Users can share their desktop with others on the same subnet.
-Users are unable to share their desktop between users on different subnets. You need to ensure that users can share their desktops between subnets. What should you do?

A) Change the port range for Lync traffic.
B) Disable Windows Firewall on the Front End Server.
C) Have the firewall team open media ports between each user subnet and the Edge server.
D) On the client computers, add an exception in Windows Firewall.

2. You support a datacenter that runs Microsoft Lync Server 2013 with Enterprise Voice (EV). The company has opened two new satellite branches and configured one with a Survivable Branch Appliance (SBA) and the other with a Survivable Branch Server (SBS). Neither branch has a DNS server. A wide area network (WAN) outage occurs and EV stopped working for the branch users. You need to ensure that EV functionality continues in the event of WAN outages. What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

A) Enable backup Registrar discovery by configuring Dynamic Host Configuration Protocol (DHCP) option 120 on the branch site's DHCP server to point to the fully qualified domain name (FQDN) of the SBA or SBS.
B) Enable backup Registrar discovery by configuring Dynamic Host Configuration Protocol (DHCP) option 60 on the branch site's DHCP server.
C) Enable backup Registrar discovery by configuring the SBA or SBS to respond to Dynamic Host Configuration Protocol (DHCP) 120 queries.
D) Enable backup Registrar discovery by configuring Dynamic Host Configuration Protocol (DHCP) option 55 on the branch site's DHCP server.

3. DRAG DROP
You are helping your customer perform a side-by-side migration from Microsoft Lync Server 2010 to Microsoft Lync Server 2013 Your customer's Lync environment currently includes the following:
-Lync Server 2010 Pool with two Enterprise Edition Front End servers
-Lync Server 2010 Mediation Server pool with one Mediation Server
-Lync Server 2010 Edge pool with one Edge Server
-Lync Server 2010 Audio/Video (A/V) pool with two A/V Servers
-Lync Server 2010 Monitoring and Archiving Server
-Lync Server 2013 Pool with three Enterprise Edition Front End servers and collocated Mediation Server pool
-Lync Server 2013 Persistent Chat server pool with two servers
-Lync Server 2013 Edge Server pool with two servers
-Two Session Initiation Protocol (SIP) trunks connected to Lync Server 2010 Mediation Server
-Two SIP trunks connected to Lync Server 2013 Front End Pool Mediation server pool Your customer moves a batch of users to Lync Server 2013. One user reports that when she escalates the IM conversation to an Audio/ Video conference with her colleague who is on Lync Server 2010, audio and video quality become choppy. She also reports that the bars change from green to orange to red. Users who are on Lync Server 2010 do not report any problems with audio or video quality. The Lync Server 2013 user reports that after a few minutes, everything starts working fine.You discover that the Lync 2013 user is using a home Wi-Fi connection. You start a Lync 2010 client on a test computer and sign in with a Lync Server 2010 test user account. You start a Lync 2013 client on a second test computer and sign in with a Lync Server 2013 test user account. You re-create the problem by using two test user accounts and collect the following information:
-log file from each client
-Lync events from each client
-log files from both Front End Server pools
-Lync Server event from Lync Server 2013 pool
-Network Monitor data on Edge Server
-Network Monitor data on the test computer that has Lync 2013 You need to analyze the logs and packet data to diagnose the problem. Which three steps should you perform in sequence? (To answer, move the appropriate three actions from the list of actions to the answer area and arrange them in the correct order.)

4. 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.
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) Create the following service record in DNS: _lyncdiscover._ccp.contoso.com SRV Priority 0, weight 0, port 5061, Lync.contoso.com
B) Reconfigure Dynamic Host Configuration Protocol (DHCP) option 43 to point to EnterpriseCA.contoso.local.
C) Reconfigure Dynamic Host Configuration Protocol (DHCP) option 120 to point to DC1.contoso.local.
D) Create the following host record in DNS: Autodiscover.contosc.com A 192,168.10.4

5. 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.)

A) Create the following DNS A record: lyncdiscoverinternal.contoso.localA 192.168.10.10
B) Create the following DNS A record: admin.contoso.localA 192.168.10.10
C) Create the following DNS SRV record: _sipinternal._tcp.contoso.local SRV priority 0, weight 0, port 5061 lync2013pool.contoso.local
D) Create the following DNS A record: lync2013pool.contoso.local A 192.168.10.10
E) Create the following DNS A record:Meet.contoso.local A 192.168.10.10

Solutions: