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The DHCP scope settings periodically disappear on a Windows Server 2003-based computer

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Symptoms

The Dynamic Host Configuration Protocol (DHCP) Server service is running on a Microsoft Windows Server 2003-based computer. However, the DHCP scope settings periodically disappear.

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Cause

This problem occurs in a scope when the following conditions are true:
  • The DHCP Management utility (Dhcpmgmt.msc) finds a reservation.
  • This reservation uses an invalid address that is the same as the start of the scope. For example, a scope that handles the 10.1.1.0 subnet mask 255.255.255.0 has a reservation in it for 10.1.1.0.

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Resolution

To resolve this problem, apply hotfix 936009. For more information about hotfix 936009, click the following article number to view the article in the Microsoft Knowledge Base:
936009 The "Lease duration for DHCP clients" option is set to 0 and some DHCP scope options disappear on a Windows Server 2003-based DHCP server

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Workaround

To work around this problem, remove the problem reservation from the scope.

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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Keywords: KB922835, kbprb, kbtshoot

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Article Info
Article ID : 922835
Revision : 4
Created on : 10/11/2007
Published on : 10/11/2007
Exists online : False
Views : 194