You experience intermittent connectivity when you connect to a network from a computer that is running Windows XP or Windows Server 2003

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Article ID: 830471 - View products that this article applies to.
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SYMPTOMS

You experience intermittent connectivity when you try to connect to a network from a computer that is running Microsoft Windows XP or Microsoft Windows Server 2003. If the computer connects to the network, you may receive the following error message:
The Windows Time Service was not able to find a Domain Controller. A time and date update was not possible.

CAUSE

This problem occurs because Transport Control Protocol/Internet Protocol (TCP/IP) Internet Protocol security (IPSec) frames that pass through NAT-T are not correctly acknowledged by TCP/IP.

This problem has been reported to occur on computers that have one of the following network adapters:
  • Intel Pro/100VE and Intel Pro Wireless LAN 2100 3B Mini
  • Intel Pro/100VE and ORiNOCO Wireless PCI
  • SiS 9000 PCI
  • RealTek 8139

RESOLUTION

Windows XP service pack information

To resolve this problem, obtain the latest service pack for Microsoft Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
322389 How to obtain the latest Windows XP service pack

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

No prerequisites are required.

Restart requirement

Applying this hotfix may stop and restart network services.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
Windows Server 2003 IA-64
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   16-Oct-2003  14:24  5.2.3790.93       970,240  Tcpip.sys
   16-Oct-2003  15:12  5.2.3790.83        29,696  Wmspatcha.dll    
   26-Sep-2003  18:18                        271  Branches.inf
   16-Oct-2003  19:23                      9,981  Kb830471.cat
   16-Oct-2003  15:15                        354  Updatebr.inf
   16-Oct-2003  15:16                      5,352  Update_rtmqfe.inf
Windows Server 2003 x86
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   16-Oct-2003  17:25  5.2.3790.93       333,824  Tcpip.sys
   26-Sep-2003  21:19                        271  Branches.inf
   16-Oct-2003  22:23                      9,628  Kb830471.cat
   16-Oct-2003  18:13                        354  Updatebr.inf
   16-Oct-2003  18:14                      5,077  Update_rtmqfe.inf
Windows XP IA-64
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   15-Oct-2003  19:48  5.1.2600.1310   1,106,432  Tcpip.sys
Windows XP x86
   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   16-Oct-2003  00:39  5.1.2600.1310     337,920  Tcpip.sys

STATUS

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

Windows XP This problem was first corrected in Microsoft Windows XP Service Pack 2.

MORE INFORMATION

For additional information about standard terminology used to describe software updates, 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
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products. For information about how to contact the third-party companies mentioned in this article, visit the following Microsoft Web site:
http://support.microsoft.com/gp/vendors

Properties

Article ID: 830471 - Last Review: June 10, 2008 - Revision: 3.1
APPLIES TO
  • Microsoft Windows XP Professional
  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
Keywords: 
kbautohotfix kbhotfixserver kbwinxpsp2fix kbclientserver kbclientprotocols kberrmsg kbnetwork kbwinxppresp2fix kbwinserv2003presp1fix kbpolicy kbinterop kbqfe kbfix kbbug KB830471

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