答案：

Explanation:
Original Dump answer corrected: From: Client Policy to Conferencing Policy for
"Users from Litware must be able to download the content of the Web Conference"
Download the content of web conferences:
Share PowerPoint presentations (Conferencing Policy) -http://blogs.technet.com/b/csps/
archive/2011/08/11/confpoliciesenabledatacollaboration.aspx
Record Web Conferences (Conferencing Policy) -http://blogs.technet.com/b/csps/archive/2011/08/11/ confpoliciesallowconferencerecording.aspx URL Disclaimer (Meeting Configuration) -http://technet.microsoft.com/en-us/library/gg398638.aspx

Topic 1, Contoso Ltd Case A
Overview
General Overview
Contoso, Ltd. is an electronics parts company located in North American.
The company has 4,400 employees.
Contoso recently bought a company named Litware, Inc. Litware has an office in New York.
Litware has a Lync Server 2010 infrastructure and has Microsoft Lync 2010 clients deployed to all of its
client computers.
Physical Locations
Contoso has a main office and a satellite office. The main office is located in Toronto. The
satellite office is located in Boston. The Toronto office has 4,200 users. The Boston office has 200 users.
All offices connect to each other by using a WAN link.
Only the Toronto office connects directly to the Internet.
Existing Environment
Active Directory Environment
Contoso has an Active Directory forest named contoso.com. The forest contains a single domain. All domain controllers run Windows Server 2008 R2.
Lync Server Environment
Contoso has a Lync Server 2013 infrastructure and a Microsoft Exchange Server 2013 organization. The Lync Server 2013 infrastructure contains an Enterprise Edition Front End pool named Pool1. The network contains five servers. The servers are configured as shown in the following table.

The Lync Server infrastructure currently uses the names shown in the following table.

All users can remotely access the Lync Server services from a client computer.
The users cannot access the Lync Server services from a mobile device.
Some of the users have Lync 2010 installed. Most of the users run Lync 2013.
Problems Statements
Contoso identifies the following business issues:
Users in the Boston office report that there are delays in the audio stream during
conferences and that the audio frequently drops. Users in the other offices do not report this issue.
Users cannot share Microsoft PowerPoint presentations during web conferences.
Users can share other documents.
All of the users in the Toronto office report that they receive the following error
message from Lync 2013: "Lync can't connect to Exchange.
You might experience Contact list issues".
Requirements
Planned Changes
Contoso plans to implement the following changes:
Implement the unified contact store.
Deploy the Office Web Apps component.
Add a second Front End Server named Lync2 in the Toronto office.
Access Lync Server services by using mobile devices from the internal network and from the Internet.
Implement direct federation with Litware and other business partners.
All federated domains will have to be defined explicitly.
Administrative Requirements
A support technician named Techl must be able to perform all of the tasks currently
performed by the members of the CSHelpDesk group.
Additionally, Techl must also be able to edit conferencing policies.
Web Conferencing Requirements
Contoso identifies the following requirements for web conferencing:
Users from Litware must be able to download the content of web conferences.
Users must be able to share PowerPoint presentations during web conferences.
Users from Litware must be able to record web conferences.
A URL that points to a disclaimer must be provided.
Mobility Requirements
Contoso plans to provide all users the ability to connect by using mobile devices. When users connect from a mobile device, they must download their server settings automatically.