If you are using a BIND-based Domain Name System (DNS) server as forwarder on a Windows 2000-based DNS server, you may receive the following error message when a client tries to dynamically update DNS records:

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This behavior can occur if the BIND-based server is caching the SOA record for the domain that was queried for. If the BIND-based server is resolving a query from its cache, the "Authoritative" bit is not set in the response packet. Because the Windows 2000-based server did not receive an authoritative answer to an SOA query, it sends a "Server Failure" response to the client, causing the dynamic update attempt not to succeed.

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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:

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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 1.

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