How to set the primary DNS suffix on Windows XP/2003

The Windows "Primary DNS suffix" is by default used for resolving unqualified domain names (names with no dots).

In the Windows Control Panel, double-click the "System" icon:

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In the "System Properties" dialog, select the "Computer Name" tab and click the "Change..." button:

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In the "Computer Name Changes" dialog, click the "More..." button:

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Enter the primary DNS suffix:

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REFERENCES:
For more information, please see the following knowledge base articles:

KB Article How to configure DNS suffixes on Windows 2000/XP/2003
KB Article Using unqualified domain names (names with no dots)

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