Host may send packet with an incorrect TCP checksum

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Article ID: 271708 - View products that this article applies to.
This article was previously published under Q271708
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SYMPTOMS

When a TCP connection is closed correctly, the connection changes to a TIME_WAIT state. If a duplicate segment is received for the connection while it is in the TIME_WAIT state, it is acknowledged and dropped. This acknowledgement may send a packet with an incorrect TCP checksum.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows 2000. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
260910 How to obtain the latest Windows 2000 Service Pack
The English version of this fix should have the following file attributes or later:

Windows 2000

   Date         Time   Version        Size     File name
   -----------------------------------------------------
   05-Dec-2000  09:51  5.0.2195.2785  323,088  Tcpip.sys

Windows NT4

   Date         Time   Version        Size     File name
   -----------------------------------------------------
   24-Jul-2001  19:34  4.0.1381.7097  174,896  Tcpip.sys

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 2000 Service Pack 2.

MORE INFORMATION

For more information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the following article number to view the article in the Microsoft Knowledge Base:
249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Properties

Article ID: 271708 - Last Review: February 28, 2014 - Revision: 4.3
APPLIES TO
  • Microsoft Windows 2000 Server
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Professional Edition
  • Microsoft Windows NT 4.0
  • Microsoft Windows NT Server 4.0 Standard Edition
  • Microsoft Windows NT Advanced Server 3.1
Keywords: 
kbnosurvey kbarchive kbhotfixserver kbqfe kbbug kbfix kbwin2000presp2fix KB271708

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