You are not prompted to log on to a wired 802.1X network in Windows Vista

Article ID: 937123 - View products that this article applies to.
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SYMPTOMS

Five minutes after you log on to a Windows Vista-based computer, 802.1X network authentication times out, and authentication fails. Therefore, network connectivity is not established. You are not prompted to log on to a wired 802.1X network during the five-minute period after you log on.
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CAUSE

This problem occurs if the following conditions are true:
  • You use an 802.1X profile for your user account.
  • The wired 802.1X network uses Protected Extensible Authentication Protocol (PEAP).
  • The computer does not belong to a domain.
  • You do not use the Windows logon credentials in a network profile.
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RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
935791
(http://support.microsoft.com/kb/935791/ )
How to obtain the latest Windows Vista service pack

Update information

Windows Vista, 64-bit versions

The following file is available for download from the Microsoft Download Center:

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Download
Download the Windows6.0-KB937123-x64.msu package now.
(http://www.microsoft.com/downloads/info.aspx?na=22&p=1&SrcDisplayLang=en&SrcCategoryId=&SrcFamilyId=&u=%2fdownloads%2fdetails.aspx%3fFamilyID%3d88e15ce8-2e52-4c60-94d3-d20c53eba45e%26DisplayLang%3den)


For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591
(http://support.microsoft.com/kb/119591/ )
How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.
Prerequisites
There are no prerequisites.
Restart requirement
You must restart the computer after you apply this update.
Update replacement information
This update does not replace any hotfixes or updates.
Update installation information
The English version of this update uses a Microsoft Windows Installer package to install the update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Dot3api.dll6.0.6000.2061334,30412-June-200703:21x64
Dot3dlg.dll6.0.6000.2061355,29612-June-200703:21x64
Dot3msm.dll6.0.6000.2061372,19212-June-200703:21x64
Dot3svc.dll6.0.6000.20613147,96812-June-200703:21x64
Dot3ui.dll6.0.6000.20613141,82412-June-200703:21x64

Windows Vista, 32-bit versions

The following file is available for download from the Microsoft Download Center:

Collapse this imageExpand this image
Download
Download the Windows6.0-KB937123-x32.msu package now.
(http://www.microsoft.com/downloads/info.aspx?na=22&p=2&SrcDisplayLang=en&SrcCategoryId=&SrcFamilyId=&u=%2fdownloads%2fdetails.aspx%3fFamilyID%3d4be92198-0e9d-4cbf-ae77-0e80c7f15d9b%26DisplayLang%3den)


For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591
(http://support.microsoft.com/kb/119591/ )
How to obtain Microsoft support files from online services
Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.
Prerequisites
There are no prerequisites.
Restart requirement
You must restart the computer after you apply this update.
Update replacement information
This update does not replace any hotfixes or updates.
Update installation information
The English version of this update uses a Microsoft Windows Installer package to install the update. The dates and the times for these files are listed in Coordinated Universal Time (UTC) in the following table. When you view the file information, the date is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Dot3api.dll6.0.6000.2061326,11212-June-200702:19x86
Dot3dlg.dll6.0.6000.2061345,56812-June-200702:19x86
Dot3msm.dll6.0.6000.2061372,19212-June-200702:19x86
Dot3svc.dll6.0.6000.20613147,96812-June-200702:19x86
Dot3ui.dll6.0.6000.20613141,82412-June-200702:19x86
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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1.
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MORE INFORMATION

For more information about the terms that are used to describe software updates, click the following article number to view the article in the Microsoft Knowledge Base:
824684
(http://support.microsoft.com/kb/824684/ )
Description of the standard terminology that is used to describe Microsoft software updates
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Properties

Article ID: 937123 - Last Review: October 8, 2011 - Revision: 4.0
APPLIES TO
  • Windows Vista Home Basic
  • Windows Vista Home Premium
  • Windows Vista Ultimate
  • Windows Vista Business
  • Windows Vista Enterprise
  • Windows Vista Home Basic 64-bit Edition
  • Windows Vista Home Premium 64-bit Edition
  • Windows Vista Ultimate 64-bit Edition
  • Windows Vista Business 64-bit Edition
  • Windows Vista Enterprise 64-bit Edition
Keywords: 
kbvistasp1fix atdownload kbconnectionfailures kbwireless kbexpertiseinter kbfix kbbug kbqfe KB937123
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