{{Note box|You will receive one warning about DNS domain name configuration after the join has succeeded:
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"Changing the Primary Domain DNS name of this computer to "" failed.
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The name will remain "MYDOM". The error was:
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The specified domain either does not exist or could not be contacted"
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This warning can be ignored but there is a hotfix available (originally for W7) from Microsoft to address this, see [http://support.microsoft.com/kb/2171571 This Url] for details.}}