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Microsoft 74-338 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Lync Server 2013 Architecture and Infrastructure | - Core server roles and topology design
|
| Topic 2: Monitoring, Troubleshooting, and Support | - Issue diagnosis and resolution
|
| Topic 3: Voice and Enterprise Communication Services | - Enterprise Voice configuration
|
| Topic 4: Client and User Experience Management | - User provisioning and policies
|
Microsoft Lync 2013 Depth Support Engineer Sample Questions:
You support a customer whose network environment includes Microsoft Lync Server 2013 deployed at two sites. Each site has 1 Mbps of available bandwidth on a multiprotocol label switching (MPLS) network. Lync-to-Lync calls are getting dropped, and voice quality is degraded using RT Audio WB codec with 100 simultaneous calls. Call admission control (CAC) is not being used. You need to ensure that the RT Audio WB codec is maintained for Lync voice communication without over-allocating- What is the minimum amount of bandwidth you should specify for each site?
- A. 12 Mbps
- B. 3 Mbps
- C. 2 Mbps
- D. 6 Mbps
Correct Answer: D 🗳️
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 UDP port 3478.
- B. Check TCP port 8057.
- C. Check TCP port 443.
- D. Check TCP port 4443.
- E. Check TCP port 5061.
Correct Answer: A,C 🗳️
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You support a customer whose Microsoft Lync Server 2013 environment includes a single Lync Server 2013 Standard Edition pool located in a main office and four branch offices that are connected by a 3MB dedicated wide area network (WAN) link, with 100 users in each office. The Lync client's IP address is 10.0.0.100. The Lync IP server's address is 192.168.255.2. Quality of Service (QoS) is configured in Lync server for voice to use the differentiated services code point (DSCP) with a value of 46.
Users in the branch offices report poor audio quality during conferences that are hosted on Lync. The results of a network trace include the following information: Based on the network trace, you need to identify the most likely cause of the call quality issues. Which setting should you modify?
- A. MTU
- B. DSCP value
- C. Geo IP
- D. STUN port
Correct Answer: B 🗳️
You support a customer whose network environment includes Microsoft Lync Server 2013 Standard Edition deployed with an Edge Server that is connected to the Internet. A user reports that when he tries to share a Microsoft PowerPoint presentation in a Lync conference, external users receive the following error message: "Some sharing features are unavailable due to server connectivity issues." You ask the customer to run the Get-OfficeWebAppsFarm cmdlet on the Office Web Application Companion (WAC) server. He provides the following result: You need to ensure that external users are able to share and view PowerPoint presentations in Lync meetings. What should you do?
- A. Set the InternalUrl parameter on the WAC server and publish to the Internet by using a reverse proxy.
- B. Install WAC on the Front End pool.
- C. Set the ExternalUrl parameter on the WAC server and publish to the Internet by using a reverse proxy.
- D. Install WAC on the Edge Server.
Correct Answer: C 🗳️
You plan to deploy Microsoft Lync Server 2013 Enterprise with a side-by-side upgrade from Microsoft Lync Server 2010. You update the schemas, forest, and domain successfully. The Lync Server 2013 topology builder is now providing topology builder functionality for both Lync Server 2010 and Lync Server 2013 environment. The Central Management Store master is on the Lync Server 2010 pool. You recently deployed
a Lync Server 2013 Edge Server, and all Lync services have been running. On Lync Server Management Shell at CMS master, you execute the Get- CsManagementStoreReplicationStatus command. You discover that the Edge Server displays the value False in the UpToDate field, and the LastStatusReport field shows no date. You need to determine the cause of the replication error. What should you do?
- A. Start OCSLogger on the Lync Server 2013 Edge Server and select the following components: S4 SIPStack component
- B. Start OCSLogger on the Lync Server 2010 Front End Server and select the following components: ServerTransportAdapter Dlx
- C. Start ClsController.exe on the Lync Server 2013 Front End Server and specify the UserReplicator scenario.
- D. Start OCSLogger on the Lync Server 2010 Front End Server and select the following components: XDS_Master_Replicator XDS_File_Transfer_Agent XDS_Replica_Replicator
Correct Answer: D 🗳️
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