Question : 11
You need to identify the current average amount of bandwidth required for public switched telephone network (PSTN) calls for all three sites.Which bandwidth should you choose?
A. 16,800 Kbps
B. 23,250 Kbps
C. 36,375 Kbps
D. 61,725 Kbps
Answer : C
Question : 10
You need to determine whether the environment meets technical requirements for Lync apps on mobile devices from outside of the perimeter network.Which two utilities should you use? (Each correct answer presents a complete solution.Choose two.)
A. Remote UC Troubleshooting Tool (RUCT)
B. Lync Server 2013 Control Panel
C. Remote Connectivity Analyzer
D. Lync Connectivity Analyzer
Answer : BD
Question : 9
Your company corporate telephony environment is a combination of Lync 2013 and traditional Private Branch Exchange (PBX). The company has 3,500 users at three sites that use a Multiprotocol Label Switching (MPLS) topology. On average, the company has 3 percent of its users dialing in for conferences and 7 percent on a public switched telephone network (PSTN) call at any time. The company plans to remove the PBXs and have all users use only Lync 2013.The company also plans to migrate from an existing content sharing platform. You need to generate a persona by using IP-based unified communication (UC) scenarios. Which three pieces of information should you collect when you are defining a persona for the existing communications? (Each correct answer presents part of the solution. Choose three.)
A. conference sessions
B. voice codec used
C. PSTN-to-PSTN sessions
D. peer-to-peer (P2P) sessions
E. content sharing
Answer : BDE
Question : 8
Your customer has a main office that houses 450 employees and a call center that houses 120 employees. The main office and the call center are connected by a 100-megabits per second (Mbps) wide area network (WAN) link. The call center uses a Private Branch Exchange (PBX) that has 150 incoming lines.Your customer plans to deploy a Lync infrastructure for atl employees. You collect network information and start building a Lync usage model. You need to identify the deliverables that must be achieved after the Lync usage modeling phase is completed.Which two deliverables should you achieve? (Each correct answer presents part of the solution.Choose two.)
A. Quality of Service (QoS) configuration
B. calculation of user-generated Lync traffic
C. calculation of server-to-server generated Lync traffic
D. calls simulation over the WAN link
E. RTC traffic estimation over the WAN link
Answer : AC
Question : 7
You perform a network readiness assessment for Lync deployment. The network includes a main office and 40 branch offices.The main office and 30 of the branch offices are located in North America and use a dedicated 20-megabits per second (Mbps) Multiprotocol Label Switching (MPLS) link. The remaining 10 branch offices are located in India and are connected to the main office by a virtual private network (VPN) site-to-site link. Each branch office includes 100 clients and two multipurpose servers. Employees from the branch offices will use the Lync client for peer-to-peer audio communications with employees at the main office. You need to identify the
number of offices required to test Lync readiness. What is the minimum number of offices you should include?
Answer : B
Question : 6
Northwind Traders has a Lync 2013 deployment. The company has outsourced the help desk to a third- party service provider that is located in New Delhi. The service provider has a 10-MB siteto-site virtual private network (VPN) connection to Northwind Traders.The service provider uses a proxy server to route and monitor traffic to Northwind Traders. Both sites’ computers are on the 10.10.1.x/24 subnet. The proxy server’s Northwind Traders-facing IP is 192.168.1.100. New Delhi users can access Northwind Traders’ Lync environment with [email protected],and they are able to access conferences without issue. However, users complain that they are unable to share their desktops. You need to recommend a solution. Which two actions should you recommend? (Each correct answer presents a complete solution. Choose two.)
A. Add an Edge server at the New Delhi office.
B. Route Lync traffic externally by using the Edge server.
C. Disable all firewalls between Northwind Traders and New Delhi.
D. Change IP scope and remove the proxy server.
Answer : AB
Question : 5
You need to identify the quality metrics that are responsible for the poor quality of audio calls for users in the Seattle office.Which quality metric should you identify?
A. average packet loss rate
B. maximum round trip
C. burst gap duration
D. average jitter
Answer : D
Question : 4
You need to identify the quality metrics that are responsible for the issues with video calls for users in the London office identified during Proof of Concept (POC) testing.Which quality metric should you identify?
A. average packet loss rate
B. average jitter
C. maximum round trip
D. burst gap duration
Answer : A
Question : 3
You need to configure the monitoring computers to support the deployment of watcher nodes to meet the technical requirements.What should you do?
A. Deploy the Lync 2013 watcher nodes on the same computers as the Lync 2010 watcher nodes.
B. Deploy Lync 2013 watcher nodes and remove the Lync 2010 watcher nodes.
C. Run the Install-CsWatcherCollocate cmdlet on each computer that is running the Lync 2010 watcher nodes.
D. Run the Install-CsLegacyWatcherNode cmdlet on each computer that is running the Lync 2010 watcher nodes.
Answer : B
Question : 2
You need to recommend a course of action to improve the performance of Lync audio and video sessions.What should you do?
A. Enable Quality of Service (QoS). The safer , easier way to help you pass any IT exams.
B. Deploy new wide area network (WAN) links between the Central Sites.
C. Enable Media Bypass.
D. Change the Differentiated Services Code Point (DSCP) values.
Answer : A
Question : 1
You need to recommend a solution to test instant messaging (IM) communications with the federated company.Which synthetic transaction should you configure?
Answer : D
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