Local intranet zone detection through the proxy bypass feature fails in Internet Explorer 11

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Symptoms

This issue may occur when you enable the Automatically detect intranet network feature for the local intranet zone and the proxy bypass feature in Internet Explorer 11.

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Resolution

Update information

To resolve this problem, install the most recent cumulative security update for Internet Explorer. To do this, go to Microsoft Update.

For technical information about the most recent cumulative security update for Internet Explorer, go to the following Microsoft website:

http://www.microsoft.com/technet/security/current.aspx

Note This update was first included in security update 2976627.

For more information about security update 2976627, click the following article number to view the article in the Microsoft Knowledge Base:

2976627 MS14-051: Cumulative security update for Internet Explorer: August 12, 2014

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More Information

After you upgrade to Internet Explorer 11, you may see hosts that should belong to the local intranet zone identified as being in the Internet zone. This causes multiple issues that result in the failure to perform Windows Integrated Authentication automatically.

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