Latest Real 70-337 Tests Dumps and VCE Exam Questions Case Study – Litware, Inc.

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The following testlet will present a Case Study followed by 5 multiple choice questions, and 4 hot area questions.

You will have 60 minutes to complete the testlet.

For help on how to answer the questions, click the Instructions button on the question screen.

 

Overview

 

General Overview:

Litware, Inc. is a marketing company that has 20,000 users.

 

Physical Locations:

Litware has a main office and a branch office. The main office is located in New York. The branch office is located in Montreal.

The offices connect to each other by using a WAN link. Each office connects directly to the Internet.

Each office has a firewall between the internal network and the perimeter network. Each office has a firewall between the perimeter network and the Internet.

 

Existing Environment

 

Active Directory Infrastructure:

The network contains an Active Directory forest named litware.com. The forest contains a single domain. All domain controllers run Windows Server 2012.

Each office contains two domain controllers. Each office is configured as an Active Directory site.

 

Lync Server Infrastructure:

The network contains a Lync Server 2013 infrastructure. The infrastructure contains 12 servers. The servers are configured as shown in the following table.

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Litware uses the following Lync features:

 

Ÿ   Instant messaging (IM)

Ÿ   A/V conferencing

 

The Lync Server 2013 infrastructure is configured to use federation with users at a partner company, which is named Contoso, Ltd. Contoso has a SIP domain named contoso.com. The users at Contoso use Microsoft Lync Online.

 

Litware has a Microsoft Exchange Server 2010 Service Pack 2 (SP2) organization. Unified Messaging (UM) and Lync Server 2013 are integrated.

 

Planned Changes:

Litware plans to implement the following changes:

 

Ÿ   Enable Enterprise Voice for all users.

Ÿ   Add IP phones to the existing VLANs.

Ÿ   Add a SIP trunk to each site.

 

Problem Statements:

Litware identifies the following issues:

 

Ÿ   The current firewall configurations allow all ports and all protocols to the Lync Server 2013 infrastructure.

Ÿ   A change to the Lync services provider proxy URL recently caused the federation with contoso.com to become unavailable.

 

Requirements

 

Business Goals:

Litware plans to minimize hardware and software purchasing costs.

 

Technical Requirements:

Litware identifies the following technical requirements:

 

Ÿ   The Enterprise Voice solution must ensure that calls to Canada are routed through the SIP trunk in the Montreal office. Litware identifies 39 area codes and a country code of 1 for Canada.

Ÿ   The Enterprise Voice solution must ensure that calls to any country besides Canada are routed through the SIP trunk in the New York office. Litware identifies 269 area codes and a country code of 1 for the United States.

Ÿ   If the SIP trunk in the New York office fails, users in the Montreal office must be able to place international calls.

Ÿ   The provider of the New York SIP trunk requires that the Oil prefix be used to make all international calls. Rules exist to ensure that dialed numbers conform to E.164 standards.

Ÿ   Application sharing for up to 200 simultaneous remote users and 100 simultaneous internal users in a single conference must be supported. Each application sharing session uses 500 Kbps. Only users on the internal network are presenters of the conferences.

Ÿ   Users in the New York and Montreal offices must be able to dial a local number to access their voice mail remotely. Subscriber access must be available in French for the Montreal office users and in English and Spanish for the New York office users.

Ÿ   Microsoft Lync Phone Edition devices must be supported.

Ÿ   Users must be able to access their voice mail only from the Lync client by clicking Call Voice Mail.

 

Security Requirements:

Allow only the required communications through the firewalls for the supported Lync services.

 

Response Group Requirements:

Litware plans to create a response group for support calls to meet the following requirements:

Ÿ   Incoming calls must be routed to any support staff who are online and available.

Ÿ   If the support call is not answered by a support staff member, the call must be forwarded to the group of managers on call that day.

Ÿ   Calls forwarded to the managers must be sent to the manager who has not answered a support call in the longest amount of time.

 

 

QUESTION 89

An administrator makes several security changes to the firewalls. After you deploy Enterprise Voice, remote users report that they fail to access their voice mail by using the Call Voice Mail option in the Lync client. You verify that the users can access their voice mail by dialing the subscriber access number. You need to ensure that the users can access their voice mail by clicking Call Voice Mail. Which two sets of ports should you open? (Each correct answer presents part of the solution. Choose two.)

 

A. TCP 443 and UDP 3478 on the internal firewall

B. TCP 443 and UDP 3478 on the external firewall

C. TCP 5062 and 8057 on the internal firewall

D. UDP 50,000 to 59,999 on the external firewall

E. TCP 5062 and 8057 on the external firewall

F. UDP 50,000 to 59,999 on the internal firewall

 

Correct Answer: BD

 

 

QUESTION 90

You need to identify the minimum amount of bandwidth required for each network connection to support the technical requirement for application sharing. How much bandwidth should you identify?

 

To answer, select the appropriate amount of bandwidth for each network connection in the answer area.

 

Hot Area:

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Correct Answer:

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QUESTION 91

You need to identify the minimum number of voice routes that must be created to meet the technical requirements. How many voice routes should you identify?

 

A.      1

B.      2

C.      4

D.      40

E.       270

 

Correct Answer: B

 

QUESTION 92

You need to identify the minimum number of UM dial plans and access numbers required to support the technical requirement for subscriber access. What should you identify?

 

To answer, select the appropriate number of UM dial plans and access numbers in the answer area.

 

Hot Area:

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Correct Answer:

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QUESTION 93

You plan to modify the firewall in the Montreal office that connects to the Internet. You need to implement the inbound firewall rules to meet the security requirements for inbound A/ V connections. Which rules should you implement?

 

To answer, configure the appropriate firewall rules in the answer area.

 

Hot Area:

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Correct Answer:

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QUESTION 94

You need to create a rule to meet the technical requirements for international dialing from the SIP trunk in the New York office. Which type of rule should you create?

 

A.      Called number translation

B.      Calling number translation

C.      Dialing

D.      Normalization

 

Correct Answer: A

 

 

QUESTION 95

You need to configure DHCP to support the technical requirement for the Lync Phone Edition devices. Which DHCP options should you include in the solution? (Each correct answer presents part of the solution. Choose all that apply.)

 

A.      40

B.      43

C.      80

D.      120

E.       144

 

Correct Answer: BD

 

 

QUESTION 96

You need to resolve the federation issue with contoso.com. Which two Windows PowerShell cmdlets should you run? (Each correct answer presents part of the solution. Choose two.)

 

A.      New-CsHosting Provider

B.      Remove-CsAllowedDomain

C.      New-CsAllowedDomain

D.      Set-CsAllowedDomain

E.       Remove-CsHostingProvider

F.       Set-CsHostingProvider

 

Correct Answer: AC

 

 

QUESTION 97

You are implementing the Enterprise Voice solution. You create the objects described as shown in the following table.

 

clip_image011

You need to recommend which action must be performed to meet the technical requirements for Enterprise Voice routing. What should you add?

 

A.      PSTN1 to VP2

B.      PSTN1 to VP1

C.      PSTN2 to VP2

D.      PSTN2 to VP1

 

Correct Answer: B

 

 

QUESTION 98

You plan to implement the response group for the support staff and to create the agent groups shown in the following table.

 

clip_image012

 

You need to configure the agent groups to meet the response group requirements. How should you configure each agent group?

 

To answer, select the appropriate options for each group in the answer area.

 

Hot Area:

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Correct Answer:

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