Article ID: 2803132 - View products that this article applies to.
Consider the following scenario:
This issue occurs because the Exchange server creates a new administrator session every time the server tries to bind a delegate to each folder and retrieve folder properties for the delegate. Additionally, because the server sets a certain flag for each folder bind, a high-cost process flow occurs. Therefore, when BlackBerry Enterprise Server requests the properties of many folders, the issue that is described in the "Symptoms" section occurs.
To resolve this issue, install the following update rollup:
(http://support.microsoft.com/kb/2803727/ )Description of Update Rollup 1 for Exchange Server 2010 Service Pack 3
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the issue, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/2726897/ )Admin sessions are exhausted as a result of delegate access in an Exchange Server 2010 environment
(http://support.microsoft.com/kb/2706690/ )Description of Update Rollup 4 for Exchange Server 2010 Service Pack 2
(http://support.microsoft.com/kb/2797529/ )Email message delivery is delayed on a Blackberry mobile device after you install Update Rollup 4 for Exchange Server 2010 SP2
(http://support.microsoft.com/kb/2810616/ )Email message delivery is delayed on a Blackberry mobile device after you install Update Rollup 4 for Exchange Server 2010 SP2
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.
Article ID: 2803132 - Last Review: May 30, 2013 - Revision: 2.0
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