Article ID: 2678361 - View products that this article applies to.
Consider the following scenario:
This issue occurs because Exchange ActiveSync does not recognize the changes of the user-agent string. Therefore, Active Directory Domain Services (AD DS) is not updated with the latest user-agent information.
To resolve this issue, install the following cumulative update:
(http://support.microsoft.com/kb/2661854/ )Description of Update Rollup 2 for Exchange Server 2010 Service Pack 2
For more information about the Get-ActiveSyncDeviceStatistics cmdlet, visit the following Microsoft website:
General information about the Get-ActiveSyncDeviceStatistics cmdletFor more information about user-agent strings, visit the following Microsoft website:
General information about user-agent stringsFor more information about Exchange ActiveSync, visit the following Microsoft website:
General information about Exchange ActiveSync
The Troubleshoot ActiveSync with Exchange Server guided walkthrough
(http://support.microsoft.com/common/survey.aspx?scid=sw;en;3616&showpage=1)helps troubleshoot the following issues: