DUNS ERROR 640

640 - A NetBIOS error has occurred.

WindowsNT - This error can occur if the DUNS settings for the connection you are attempting are not correct, or if the ISP's PPP server is not functioning properly. See MS KB Article Q161986

WindowsNT - Microsoft says this error can occur if the line is noisy. See MS KB Article Q162293

If you are calling a WindowsNT 3.5 RAS Server with a Digiboard - see MS KB Article Q132111

WindowsXP - Problems caused by incorrect Connectoid settings - also see MS KB Q314445.

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