sending sms problem in windows

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smtp server requires a secure connection or the client was not authenticated 5.5.1 in sending sms using vs 2008

Posted 13-Jul-13 21:42pm

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[no name] 14-Jul-13 6:39am

Your error message means exactly what it says.

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Johnny J. · Answer 1 · 2013-07-15T10:16:00

Are you supplying correct credentials and do you have the EnableSsl property set to true (if you are indeed using SSL)?

C#

smtp.EnableSsl = true;
smtp.UseDefaultCredentials = false;
smtp.Credentials = new System.Net.NetworkCredential("my user", "my pass");

Posted 15-Jul-13 10:16am