Microsoft KB Archive/832568

= Windows 2000 Server stops responding when the IP filter driver spins at DPC level =

Article ID: 832568

Article Last Modified on 10/26/2006

-

APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Datacenter Server

-





SYMPTOMS
A computer that is running Microsoft Windows 2000 Server may stop responding (hang) at random times.



CAUSE
This problem may occur when an IP filter driver from an abandoned spinlock spins at deferred procedure call (DPC) level on one of the processors of a multiprocessor computer.



RESOLUTION
A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that this article describes. Apply it only to systems that are experiencing this specific problem.

To resolve this problem, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

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.   Date         Time   Version            Size    File name --  02-Dec-2003  23:59  5.0.2195.6877      34,448  Ipfltdrv.sys 03-Dec-2003 00:14                      7,204  Kb832568.cat



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

