Article ID: 833976 - Last Review: August 29, 2007 - Revision: 3.1

You receive an "Error 792" error message and you cannot connect to a node in a Windows Server 2003 Network Load Balancing cluster by using a VPN connection in Windows XP

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SYMPTOMS

When you try to connect to a Microsoft Windows Server 2003 Network Load Balancing cluster by using a virtual private network (VPN) connection, you may temporarily not be able to connect to a node in the server cluster. You may receive the following error message:
Error 792
The following event may be logged to the Windows Server 2003 Network Load Balancing server event log:

Event Type: Failure Audit
Event ID: 547
Description:
IKE security association negotiation failed.

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CAUSE

This problem may occur after you run the wlbs.exe drainstop command on a node in the Microsoft Windows Server 2003 Network Load Balancing cluster.
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RESOLUTION

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  (http://support.microsoft.com/kb/322389/ ) How to obtain the latest Windows XP service pack
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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 (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.

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 XP

   Date         Time   Version            Size    File name
   -----------------------------------------------------------
   25-Mar-2004  01:50  5.1.2600.1331     183,808  Gptext.dll       
   25-Mar-2004  01:38  5.1.2600.1347      74,240  Ipsec.sys
   10-Jan-2004  12:32  5.1.2600.1331      98,304  Ipseccmd.exe     
   25-Mar-2004  01:50  5.1.2600.1331     334,848  Ipsecsnp.dll     
   25-Mar-2004  01:50  5.1.2600.1331     159,744  Ipsecsvc.dll     
   25-Mar-2004  01:50  5.1.2600.1331     364,544  Ipsmsnap.dll     
   25-Mar-2004  01:50  5.1.2600.1366     827,904  Oakley.dll       
   25-Mar-2004  01:50  5.1.2600.1331      98,304  Polstore.dll     
   25-Mar-2004  01:50  5.1.2600.1331     163,840  Rasmans.dll      
   25-Mar-2004  01:50  5.1.2600.1331      29,184  Winipsec.dll

Windows XP 64-Bit Edition

   Date         Time   Version            Size    File name
   -----------------------------------------------------------
   25-Mar-2004  17:12  5.1.2600.1331     510,976  Gptext.dll       
   18-Feb-2004  18:07  5.1.2600.1347     257,920  Ipsec.sys
   25-Mar-2004  17:12  5.1.2600.1331     891,904  Ipsecsnp.dll    
   25-Mar-2004  17:12  5.1.2600.1331     504,320  Ipsecsvc.dll    
   25-Mar-2004  17:12  5.1.2600.1331   1,225,728  Ipsmsnap.dll    
   25-Mar-2004  17:12  5.1.2600.1366     574,464  Oakley.dll      
   25-Mar-2004  17:12  5.1.2600.1331     317,952  Polstore.dll     
   25-Mar-2004  17:12  5.1.2600.1331     490,496  Rasmans.dll     
   25-Mar-2004  17:12  5.1.2600.1331      87,040  Winipsec.dll

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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 Microsoft Windows XP Service Pack 2.
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MORE INFORMATION
For additional information about the terminology that is used in this article, 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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APPLIES TO
  • Microsoft Windows XP Professional
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP 64-Bit Edition Version 2002
  • Microsoft Windows XP 64-Bit Edition Version 2003
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Keywords: 
                            
kbautohotfix kbhotfixserver kbqfe kbwinxpsp2fix kbqfe kbwinxppresp2fix kbfix kbbug KB833976
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