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Case Study 5 – Litware, Inc. (QUESTION 27 – QUESTION 34)
Overview
General Overview
Litware, Inc. is an international manufacturing company that has 4,000 employees. The company has a sales department, a marketing department, a research department, and a human resources department. Litware has a partner company named Fabrikam, Inc. Fabrikam has an office in Paris. Fabrikam uses a XMPP-based instant messaging (IM) solution.
Physical Locations
Litware has seven offices located throughout North America and Europe. Litware has two data centers. The data centers are located in New York and London. All communications for the North American offices are routed through the New York data center. All communications for the European offices are routed through the London data center. The number of users in each office is shown in the following table:
Existing Environment
Active Directory Environment
Litware has an Active Directory Domain Services (AD DS) forest named litwareinc.com. The forest contains a single domain. All domain controllers run Windows Server 2008 R2. Each office contains five domain controllers. Each office is configured as an Active Directory site.
Lync Server Environment
Litware has a Lync Server 2013 infrastructure that contains two servers in the New York office. The servers are configured as shown in the following table:
The SIP domain is litwareinc.com. Litware has a Microsoft Exchange Server 2013 organization.
Problem Statements
Users in the London office report poor video quality during conferences.
Requirements
Business Goals
Litware wants to minimize the costs associated with purchasing hardware and software.
Planned Changes
Litware plans to migrate the Lync Server 2013 infrastructure to Skype for Business Server 2015. The migration will have a coexistence period of six months. Litware plans to implement the following components as part of the planned migration:
– Persistent Chat
– Unified contact store
– Enterprise Voice for all users
– A central site in each data center
– A branch site in each branch office
– A Front End pool in each central site
– Skype for Business Phone Edition devices
– Pool pairing
Litware plans to create a federation relationship with Fabrikam.
Technical Requirements
Litware identifies the following technical requirements for the planned migration:
– Users must be able to use all Skype for Business Server features if a single server fails.
– Users must be able to connect to the Skype for Business Server infrastructure if a single central site fails.
– Members of a group named Temp_Contractors must be prevented from using Skype for Business when they connect remotely.
– Only users in the human resources department must be able to access and discover a persistent chat room named HR Confidential.
Security Requirements
Litware plans to deploy remote access. Some users work remotely from their customers’ offices, which have firewall restrictions. All of the remote users must be able to connect to the Skype for Business Server 2015 infrastructure by using TCP port 443.
QUESTION 27
Drag and Drop Question
You need to move the Central Management store during the planned migration. Which five actions should you perform in sequence? (To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.)
Answer:
QUESTION 28
You need to plan for the implementation of the DHCP configurations for the Skype for Business Phone Edition devices. Which three configurations should be applied to the Skype for Business Phone Edition devices from DHCP? (Each correct answer presents part of the solution. Choose three.)
A. the IP address of a time server
B. the IP address of a Mediation Server
C. the URL of the certificate provisioning service of the Skype for Business Server pool
D. the SIP domain
E. the FQDN of the Lync Server pool registrar
Answer: ACE
QUESTION 29
You need to implement the planned unified contact store. Which three actions should you perform? (Each correct answer presents part of the solution. Choose three.)
A. From a server that has Skype for Business Server 2015 deployed, run the New-CsPartnerApplication Skype for Business Management Shell cmdlet.
B. From a server that has Exchange Server 2013 deployed, run the ExchUCUtil.psl script.
C. From a server that has Skype for Business Server 2015 deployed, run the Set-CsUserServicesPolicy Skype for Business Management Shell cmdlet.
D. From a server that has Exchange Server 2013 deployed, run the Configure-EnterprisePartnerApplication.psI script.
E. From a server that has Skype for Business Server 2015 deployed, run the Set-CsClientPolicy Skype for Business Management Shell cmdlet.
Answer: ACD
QUESTION 30
Drag and Drop Question
You have a Skype for Business Server 2015 environment. You plan to deploy a Persistent Chat server. You need create the chat room for the Human Resources department. Which three actions should you recommend? (To answer, move the three appropriate actions from the list of actions to the answer area and arrange them in the correct order.)
Answer:
QUESTION 31
You are evaluating a disaster recovery solution for the Front End pools. You need to recommend the solution for restoring access to the Central Management store if a Front End pool fails. Which Skype for Business Server 2015 cmdlet should you run?
A. Invoke-CsPoolFailover
B. Invoke-CsManagementServerFailover
C. Import-CsConfiguration
D. Move-CsManagementServer
Answer: B
QUESTION 32
Drag and Drop Question
You are planning the Skype for Business Server 2015 migration. You need to identify the management tools that must be used to achieve the following migration tasks during the coexistence period:
– Move users to Skype for Business 2015.
– Add Skype for Business servers to the environment.
– Remove Lync Server 2013 servers from the environment.
Which tools should you use? (To answer, drag the appropriate management tools to the correct migration task in the answer area. Each tool may be used once, more than once, or not at all. Additionally, you may need to drag the split bar between panes or scroll to view content.)
Answer:
QUESTION 33
Hotspot Question
You need to configure the DNS record for the planned federation relationship. How should you configure the record? (To answer, select the appropriate configurations for the DNS record in the answer area.)
Answer:
Explanation:
https://technet.microsoft.com/en-us/library/jj618369(v=ocs.15).aspx
QUESTION 34
You are deploying an Edge Server. You need to configure the firewall to support the planned federation relationship. Which port should you open between the Internet and the Edge Server? (To answer, configure the appropriate protocol and port in the answer area.)
Answer:
Explanation:
https://technet.microsoft.com/en-us/library/jj618369(v=ocs.15).aspx
QUESTION 35
Hotspot Question
You have a Skype for Business Server 2015 environment that contains four Standard Edition Front End Servers and an Edge Server. You run the following Skype for Business Management Shell command:
Get-CsManagementStoreReplicationStatus |ft ReplicaFQDN, UpToDate
The following output is displayed:
On the server responsible for the replication of the Central Management store, you discover that several services have stopped. You need to enable the replication of the Central Management store. In the Microsoft Management Console Services applet, which service should you start? (To answer, select the appropriate service in the answer area.)
Answer:
QUESTION 36
You have a Skype for Business Server 2015 infrastructure that contains four servers. The servers are configured as shown in the following table:
After a network failure, you restore Server3. You need to force replication between the servers. Which Skype for Business Management Shell cmdlet should you run?
A. On Server3, run the following cmdletlnvoke-CsBackupServiceSync
B. On Serve1, run the following cmdletlnvoke-CsManagementStoreReplication
C. On Serve1, run the following cmdletlnvoke-CsBackupServiceSync
D. On Server3, run the following cmdletlnvoke-CsManagementStoreReplication
Answer: B
QUESTION 37
Hotspot Question
Wide World Importers has a headquarters office in New York and a sales office in Los Angeles. The company implements Skype for Business Server 2015.
The sales staff reports that their presence state does not reflect the changes they make to their calendars. You must not store Instant Messages for executives in Outlook. You need to configure a separate client policy for each location that will enforce the functionality required by the local users. In the table below, identify the client policy parameter that will be used to configure the client policy in each location. (NOTE: Make only one selection in each column. Each correct answer is worth one point.)
Answer:
QUESTION 38
A company has a Skype for Business 2015 environment that consists of a single site. Client Version Configuration policies are disabled globally Employees. Some users report that they are missing some Skype for Business features and that they are not able to see multiple people in conferences. You must notify users. You need to configure Skype for Business. What should you do?
A. Enable the global Client Version Configuration policy.
B. Create a client policy for the internal users.
Run the New-CsEdgeAllowList Skype for Business Management Shell cmdlet to notify external users.
C. Create a client Version Configuration policy for the internal users.
Run the Set-CsAccessEdgeConfiguration Skype for Business Management Shell cmdlet to notify external users.
D. Create a client policy for the site that enforces versions.
Answer: A
QUESTION 39
Your company has a main office and a branch office. The main office is located in Amsterdam. The branch office is located in New York. Each office has a data center. The offices connect to each other by using a high-bandwidth, low-latency wide area network (WAN) link. You have a Skype for Business Server 2015 infrastructure in both of the locations. The solution supports 5,000 users. You plan to deploy a persistent chat infrastructure. You need to ensure that persistent chat rooms remain available if a data center fails. What should you do?
A. Create one Persistent Chat Server pool that contains one active chat server and one standby chat server.
B. Create one Persistent Chat Server pool that contains two active chat servers.
C. Create two Persistent Chat Server pools that each contains one active chat server.
D. Create two Persistent Chat Server pools that each contains one active chat server and one standby chat server.
Answer: B
QUESTION 40
Hotspot Question
A company deploys Office Web Apps Server 2013 to support Microsoft Exchange and SharePoint. You have a physical instance of SQL Server in an AlwaysOn Availability group configuration. The company plans to deploy a Skype for Business Server 2015 solution that supports 10,000 users. You have the following requirements:
You need to deploy the Skype for Business Server 2015 roles. In the table below, identify the server role to be deployed. (NOTE: Make only one selection in each column. Each correct answer is worth one point.)
Answer:
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