Consider the following scenario:
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You run Microsoft Forefront Threat Management Gateway (TMG) 2010 on a server that is running Windows Server 2008 R2.
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You enable the Email Protection feature in the Forefront TMG 2010 environment.
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You remove the content of a File filter or a Message Body filter by using the Forefront TMG Management console
In this scenario, you receive the following recurring alerts in TMG monitoring:
E-Mail Policy - Configuration Reapplied.
Additionally, the following event is logged in the Application log:
Symptoms
To resolve this issue, install the software update that is described in the following Microsoft Knowledge Base article:
2517957 Software Update 1 Rollup 4 for Forefront Threat Management Gateway (TMG) 2010 Service Pack 1
Resolution
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Status
To locate a File filter or a Message Body filter in the Forefront TMG Management console, click the E-Mail Policy node, click the Virus and Content Filtering tab, and then click one of the following:
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File Filtering
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Message Body Filtering
For more information about how to configure content filtering, visit the following Microsoft TechNet website:
More Information
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
