Microsoft KB Archive/929271

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Error message when you configure automatic phone book updates for a CMAK connection on a Windows Server 2003-based or Windows 2000 Server with SP4-based computer: "HTTP Error 400 'Bad Request'"

Article ID: 929271

Article Last Modified on 12/28/2006


  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)
  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
  • Microsoft Windows 2000 Advanced Server
  • Microsoft Windows 2000 Service Pack 4


You configure automatic phone book updates for a Connection Manager Administration Kit (CMAK)-based virtual private network (VPN) connection. This connection uses Connection Point Services in Phone Book Administrator (PBA). Additionally, PBA is installed on a Microsoft Windows Server 2003-based or Microsoft Windows 2000 Server with Service Pack 4 (SP4)-based computer. You receive the following error message for the phone book update:

HTTP Error 400 'Bad Request'


This issue may occur if there is any name in the phone book that contains a hyphen.


To resolve this issue, remove the hyphen from all the names that contain hyphens.


For more information about Connection Point Services, visit the following Microsoft Web site:

For more information about Phone Book Administrator, visit the following Microsoft Web site:

Keywords: kbexpertiseadvanced kbtshoot KB929271