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Alex Rivera
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I am getting this error while sending email from my application. Can anyone suggest any solution. Service not available, closing transmission channel. The server response was: 4.3.2 Service not available, closing transmission channel Below is code. string adminID = "AAA@tu.edu"; MailMessage msg = new MailMessage(); msg.From = new MailAddress(adminID); msg.To.Add("BBB@ttu.edu"); msg.Subject = "Sample Email"; msg.Body = "Hello "; SmtpClient SmtpMail = new SmtpClient(); SmtpMail.Host = "basic.smtp.ttu.edu"; SmtpMail.Port = 25; SmtpMail.Send(msg);
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