Topic Last Modified: 2009-04-23

Exchange ActiveSync allows mobile devices such as browser-enabled cellular telephones or Microsoft Windows Mobile® powered devices access to an organization's information on a server that is running Microsoft Exchange. Exchange ActiveSync enables mobile users to access their e-mail, calendar, contacts, and tasks and to continue to be able to access this information while they are working offline. 

The most common issues specific to Exchange ActiveSync in Exchange 2007 include the following scenario:

• Error Message When You Use the New-ActiveSyncVirtualDirectory Cmdlet: A Failure Occurred While Trying to Enable the ISAPI Filter
  
  
• Windows Mobile Client Device is Forced to Resynchronize the Whole Mailbox
  
  
• Error Message When You Try to Synchronize a Mobile Device with an Exchange 2007 SP1 Mailbox Server
  
  

For More Information

To ensure that you are reading the most up-to-date information and to find additional Exchange Server 2007 documentation, visit the Exchange Server TechCenter.

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