Microsoft KB Archive/183180

= DHCP Client XIDs Differ in DISCOVER and REQUEST Packets =

Article ID: 183180

Article Last Modified on 10/31/2006

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APPLIES TO


 * Microsoft Windows NT Server 3.51
 * Microsoft Windows NT Server 4.0 Standard Edition
 * Microsoft Windows NT Workstation 3.51
 * Microsoft Windows NT Workstation 4.0 Developer Edition

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This article was previously published under Q183180



SYMPTOMS
When you capture a network trace using a network analyzer, such as Microsoft Network Monitor, you may see Dynamic Host Control Protocol (DHCP) traffic where the DHCP client does not use the same xid in its DISCOVER and REQUEST packets.



RESOLUTION
To resolve this problem, obtain the latest Windows NT 4.0 Service Pack.



STATUS
Microsoft has confirmed this to be a problem in Windows NT version 4.0. This problem has been corrected in the latest U.S. Service Pack for Windows NT version 4.0. For information on obtaining the Service Pack, query on the following word in the Microsoft Knowledge Base:

  SERVPACK

Microsoft has confirmed this to be a problem in Windows NT 3.51. We are researching this problem and will post additional information here in the Microsoft Knowledge Base as it becomes available.



MORE INFORMATION
The xid is the transaction identifier and is used by computers to synchronize communications and to identify which packet is the correct response to a request.

