Microsoft KB Archive/247819

= WLBS May Discard Some TCP/UDP Fragments =

Article ID: 247819

Article Last Modified on 11/1/2006

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APPLIES TO


 * Microsoft Windows NT Server 4.0 Enterprise Edition
 * Microsoft Windows NT Server 4.0 Standard Edition

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This article was previously published under Q247819



SYMPTOMS
When your Windows NT 4.0-based computer is using Transmission Control Protocol (TCP) or User Datagram Protocol (UDP) packets, you may experience unpredictable network connectivity problems. Intermittent and undetectable loss of traffic may occur when the datagram size exceeds a network's Maximum Transmission Unit (MTU) size.



RESOLUTION
A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem.

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

http://support.microsoft.com/default.aspx?scid=fh;EN-US;CNTACTMS

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 fix should have the following file attributes or later:

  Date         Time     Size      File name   Platform -  10/12/1999   08:44p    36,112   Wlbs.exe    x86 10/29/1999  02:06p    60,208   Wlbs.sys    x86 10/12/1999  08:43p    51,472   Wlbs.exe    Alpha 10/29/1999  02:05p   101,104   Wlbs.sys    Alpha



STATUS
Microsoft has confirmed that this is a problem in Windows NT 4.0.

Keywords: kbhotfixserver kbqfe kbfix kbnetwork kbprb KB247819

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