Article ID: 2882677 - View products that this article applies to.
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Symptoms

Assume that you have a mailbox on an Active Directory site in a Microsoft Exchange Server 2010 environment. When you use a BlackBerry device to connect to a different Active Directory site, the Exchange server tries to proxy the connection. However, the server should redirect the request.

Cause

This issue occurs because the BlackBerry device is not in the redirect device list.

Resolution

To resolve this issue, install the following update rollup:
2891587 Description of Update Rollup 3 for Exchange Server 2010 Service Pack 3

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

More information

For more information about the 451 redirect error, go to the following Microsoft website:
General information about 451 redirect error
For more information about proxying and redirection, go to the following Microsoft website:
General information about proxying and redirection
Third-party information disclaimer

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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.
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Properties

Article ID: 2882677 - Last Review: November 19, 2013 - Revision: 1.0
Applies to
  • Microsoft Exchange Server 2010 Service Pack 3, when used with:
    • Microsoft Exchange Server 2010 Enterprise
    • Microsoft Exchange Server 2010 Standard
Keywords: 
kbqfe kbfix kbexpertiseinter kbsurveynew KB2882677

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