Microsoft KB Archive/285803

= NetBIOS Sessions May Be Dropped in Windows 2000 =

Article ID: 285803

Article Last Modified on 2/21/2007

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APPLIES TO


 * Microsoft Windows 2000 Server
 * Microsoft Windows 2000 Advanced Server
 * Microsoft Windows 2000 Professional Edition

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This article was previously published under Q285803



SYMPTOMS
When you use a computer running Windows 2000, an existing connection may be dropped when you attempt to make a second connection from the same computer.



CAUSE
This problem occurs because the second connection attempt disconnects the first while the first session setup is authenticating the user.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows 2000. For additional 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-language version of this fix should have the following file attributes or later:   Date      Time    Version        Size         File name 7/5/2001 06:21p  5.0.2195.3823  1,685,632  Ntkrnlmp.exe 7/5/2001 06:22p  5.0.2195.3823  1,685,312  Ntkrnlpa.exe 7/5/2001 06:23p  5.0.2195.3823  1,705,984  Ntkrpamp.exe 7/5/2001 06:21p  5.0.2195.3823  1,663,424  Ntoskrnl.exe 7/2/2001 02:44p  5.0.2195.3805    237,072  Srv.sys 7/6/2001 10:41a  5.0.2195.3805     73,488  Srvsvc.dll



STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows 2000 Service Pack 3.



MORE INFORMATION
For additional information about how to obtain a hotfix for Windows 2000 Datacenter Server, click the article number below to view the article in the Microsoft Knowledge Base:

265173 The Datacenter Program and Windows 2000 Datacenter Server Product

For additional information about how to install multiple hotfixes with only one reboot, click the article number below to view the article in the Microsoft Knowledge Base:

296861 Use QChain.exe to Install Multiple Hotfixes with One Reboot

In a network trace, there is a session setup command server message block (SMB) followed by a Negotiate Dialect SMB on a second session setup. When the first session is disconnected, the network trace contains a reset. The Negotiate Dialect SMB must be received by the server before the response to the session setup is received.

For additional information about how to install Windows 2000 and Windows 2000 hotfixes at the same time, click the article number below to view the article in the Microsoft Knowledge Base:

249149 Installing Microsoft Windows 2000 and Windows 2000 Hotfixes

Additional query words: kbBaseOS

Keywords: kbhotfixserver kbqfe kbbug kbenv kbfix kbnetbios kbnetwork kboswin2000fix kbwin2000presp3fix kbwin2000sp3fix KB285803

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