Microsoft KB Archive/900820

= You cannot configure the TCPWindowSize registry key remotely after you install Windows Server 2003 Service Pack 1 =

Article ID: 900820

Article Last Modified on 10/11/2007

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APPLIES TO

 Microsoft Windows Server 2003 SP1, when used with:  Microsoft Windows Server 2003, Standard Edition (32-bit x86)

 Microsoft Windows Server 2003, Enterprise Edition

 Microsoft Windows Server 2003, Standard x64 Edition

 Microsoft Windows Server 2003, Enterprise x64 Edition</li></ul>

 Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems</li></ul> </li></ul>

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SYMPTOMS
After you install Microsoft Windows Server 2003 Service Pack 1 (SP1), you cannot configure the  registry key remotely. This problem was previously fixed by hotfix 896887. However, after you install Windows Server 2003 SP1, this problem reoccurs on Windows Server 2003-based computers.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

896887 The change does not take effect when you try to set the TCPWindowSize registry subkey to a value of less than 5840 in Windows Server 2003 or in Windows XP Service Pack 2

Note The  registry key is located under the following registry subkey:

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CAUSE
This problem occurs because there is a problem in the Tcpip.sys file.

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Service pack information
To resolve this problem, obtain the latest service pack for Windows Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

889100 How to obtain the latest service pack for Windows Server 2003

Prerequisites
To apply this hotfix, you must have Windows Server 2003 SP1 installed.

Restart requirement
You must restart the computer after you apply this hotfix.

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 file attributes) 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 item in Control Panel.

Windows Server 2003, Itanium-based versions with SP1
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STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section. This problem was first corrected in Windows Server 2003 Service Pack 2.

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MORE INFORMATION
For more information, 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

Additional query words: TcpWindowSize

Keywords: kbbug kbfix kbqfe kbpubtypekc kbhotfixserver kbwinserv2003sp2fix KB900820

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