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Client Access Server

Client Access Server Role

This part includes all the Questions and Answers about Client Access Server Role.

please, Leave your comments on this….

1. What is client Access Server Role?

The role that handles client requests for OWA, Outlook Anywhere, ActiveSync, OVA and offline address book distribution. This role must be installed after the hub transport role and before the mailbox server role.  You can install the mailbox server role at the same time as the client access role, but not before.

2. What are the supportable clients?

  • Outlook
  • Outlook Web Access
  • Exchange Active Sync
  • POP3
  • IMAP4

3. What are services that are used by Client Access Server Role?

Following are the important services that Client Access Server depends to function properly

  1. Exchange Data Services
  2. Auto Discover Services
  3. Synchronization and Data Services
  4. Availability Service

4. What is Auto Discover Service?

The Auto Discover service allows clients to determine their Synchronization settings (such as Mailbox server and so on) by entering in their SMTP address and their credentials. It is supported across standard OWA connections.

5. What is Exchange Data Service?

Exchange Data Service provides the read/write access to mailbox and public folders mails, contacts, tasks and calendar

6. What is Synchronization and Data Service?

Synchronization and Notification service alerts on changes in mailbox folders and public folders data and also it provides mailbox and public folder synchronization

7. What is Availability Service?

The Availability service is the replacement for Free/Busy functionality in Exchange 2000/2003. It is responsible for making a user’s calendar availability visible to other users making meeting requests, and also it retrieves the published free/busy information from public folders and meeting time suggestions

8. What is POP3?

The Post Office Protocol 3 (POP3) is a legacy protocol that is supported in Exchange 2007. POP3 enables simple retrieval of mail data via applications that use the POP3 protocol. Mail messages, however, cannot be sent with POP3 and must use the SMTP engine in Exchange. By default, POP3 is not turned on and must be explicitly activated.

9. What is IMAP4?

Legacy Interactive Mail Access Protocol (IMAP) access to Exchange is also available, which can enable an Exchange server to be accessed via IMAP applications, such as some UNIX mail clients. As with the POP3 protocol, IMAP support must be explicitly turned on.

10. What is Exchange Active Sync?

ActiveSync provides for synchronized access to email from a handheld device, such as a Pocket PC or other Windows Mobile device. It allows for real-time send and receives functionality to and from the handheld, through the use of push technology.

11. What is Direct Push?

Direct Push is a Technology provides immediate message delivery to mobile devices. Mobile devices incorporating Exchange ActiveSync maintain a secure connection with Exchange Server 2007, receiving new or updated e-mail, calendar, contacts, and tasks as soon as they arrive on the server. This push method optimizes bandwidth usage while keeping users up-to-date

12. What is Remote wipe?

If your device is lost, stolen, or otherwise compromised, you can issue a remote wipe command from the Exchange Server computer or from any Web browser by using Microsoft Office Outlook Web Access. This command erases all data from the mobile device.

13. What are the configurable tasks that are allowed when managing Exchange Active Sync?

You can perform the following Exchange ActiveSync tasks:

  • Enable and disable Exchange ActiveSync for users
  • Set policies such as minimum password length, device locking, and maximum failed password attempts
  • Initiate a remote wipe to clear all data off a lost or stolen device
  • Run a variety of reports for viewing or exporting into a reporting solution

14. What is outlook anywhere in Exchange Server 2007?

Outlook Anywhere (previously known as RPC over HTTP) is a method by which a full Outlook client can dynamically send and receive messages directly from an Exchange server over an HTTP or Hypertext Transfer Protocol Secure (HTTPS) web connection. This allows for virtual private network (VPN)–free access to Exchange data, over a secured HTTPS connection.

15. What are the benefits of using Outlook Anywhere?

There are several benefits to using Outlook Anywhere to enable Outlook 2003 and Outlook 2007 clients to access your Exchange messaging infrastructure. The benefits are as follows:

  • Remote access to Exchange servers from the Internet.
  • You can use the same URL and namespace that you use for Microsoft Exchange ActiveSync and Outlook Web Access.
  • You can use the same Secure Sockets Layer (SSL) server certificate that you use for both Outlook Web Access and Exchange ActiveSync.
  • Unauthenticated requests from Outlook cannot access Exchange servers.
  • Clients must trust the certification authority that issues the certificate.
  • You do not have to use a virtual private network (VPN) to access Exchange servers across the Internet.

16. What is Outlook Web Access?

Outlook Web Access in Exchange Server 2007 lets you access your e-mail from any Web browser. Outlook Web Access has been redesigned in Exchange Server 2007 to enhance the user experience and productivity in many ways. New features, such as smart meeting booking, Microsoft Windows SharePoint Services and Universal Naming Convention (UNC) file share integration, and improvements in reminders and the address book, give you a rich user experience from any computer that has a Web browser.

17. What are the virtual directories created when installing Exchange Server 2007 CAS?

Following are the virtual directories created when installing Exchange Server 2007 CAS

\OWA – used by Outlook Web Access to access mailboxes on Exchange 2007 mailbox servers.

\Public – used to access public folders by using the Outlook Web Access application

\Exchange – used by OWA when accessing mailboxes on computers that are running Exchange 2003 or Exchange 2000

\Exchweb – used with the Outlook Web Access application for mailboxes on computers that are running Exchange 2003 or Exchange 2000

\EXCHADMIN – An access the same folders that are available through other virtual directories and is used to change administrative settings and properties, only users who have administrative permissions can access the /exadmin virtual directory

18. What are the OWA Authentication options?

  1. Standard Authentication (Basic, Digest and Windows Integrated)
  2. Forms Based authentication
  3. ISA Server Forms Based authentication
  4. Smart card and certificate
  5. RSA secure ID

19. What are the new features in OWA with Exchange Server 2007 sp1?

  • Users can create and edit personal distribution lists.
  • Users can create and edit server side rules.
  • WebReady Document Viewing has added support for some file formats of the 2007 Microsoft Office system.
  • Users will have access to the dumpster from Outlook Web Access and will be able to use the Recover Deleted Items feature.
  • A monthly calendar view has been added.
  • Move and copy commands have been added to the Outlook Web Access user interface.
  • Public Folders are supported through the /owa virtual directory.
  • S/MIME support has been added.

· Additional customization features that have been added include the following:

  • · The ability to integrate with custom message types in the Exchange store so that they are displayed correctly in Outlook Web Access.
  • · The ability to customize the Outlook Web Access user interface to seamlessly integrate custom applications into Outlook Web Access.

20. Name the Two versions of OWA clients and explain them?

There are two versions of Outlook Web Access included in Exchange Server 2007: the full-featured Premium Outlook Web Access client and the new Outlook Web Access Light client. Outlook Web Access Light is designed to optimize your Outlook Web Access experience for mobile devices and slower connections.

Outlook Web Access Premium is designed especially for IE6 and IE7. It has the OWA full functionality

21. Where OWA configurations Settings are stored?

OWA configurations Settings are stored in Active Directory

22. What is web ready document viewing in Exchange Server 2007?

23. What is CAS proxy?

CAS in user’s mailbox AD site not available on Internet, OWA will proxy user request to the CAS in the Mailbox AD site

24. What is CAS redirection?

CAS in User’s Mailbox on the internet, but user accesses different OWA URL. OWA shows page telling user the correct OWA URL for their home site

25. What is outlook Voice Mail Form?

The Outlook 2007 voice mail form resembles the default e-mail form, but gives users an interface for performing actions such as playing, stopping, or pausing voice messages, playing voice messages on a telephone, and adding and editing notes.

The voice mail form includes the embedded Windows Media Player and a notes field. The embedded Player and notes field are displayed in either the preview pane when you are previewing a voice message or in a separate window when the voice message is opened by the user. If a user is not enabled for Microsoft Exchange Server 2007 Unified Messaging or Outlook 2007 has not been installed on the client computer, they receive voice messages only as attachments, and the voice mail form is not available

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