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Consider the following scenario:

  • You deploy several Microsoft Exchange Server 2010 Client Access servers in an Exchange Server 2010 environment.

  • You configure load balancing on the Client Access servers by using source IP affinity.

  • You use Outlook Anywhere to connect to a mailbox from a Windows XP-based computer.

  • You try to connect to the mailbox simultaneously by using Outlook Anywhere from another Windows XP-based computer.

In this scenario, you cannot connect to the mailbox from the second Windows XP-based computer.


To resolve this issue, install the following update rollup:

2425179 Description of Update Rollup 2 for Exchange Server 2010 Service Pack 1


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 load balancing in Exchange Server 2010, visit the following Microsoft website:

General information about load balancing in Exchange Server 2010For more information about Outlook Anywhere, visit the following Microsoft website:

General information about Outlook Anywhere

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