title: The client or server is only configured for E-mail addresses with ASCII local-parts
body: <p>I'm getting the above mentioned error when I try to send a mail to Seànèéìòóù@XXX.com</p>
  
  <p>I have done all the necessary changes mentioned in the link <a href="https://stackoverflow.com/questions/13260772/smtpexception-the-client-or-server-is-only-configured-for-e-mail-addresses-with">SmtpException: The client or server is only configured for e-mail addresses with ASCII local-parts</a> but still my code is not working. Could anyone advice on this.</p>
  
  <p>I have added </p>
  
  <pre><code>smtpClient.DeliveryFormat = SmtpDeliveryFormat.International;
  </code></pre>
  
  <p>and</p>
  
  <pre><code>var addressFrom = new MailAddress("Seànèéìòóù@Dell.com", "Test Name", Encoding.UTF8);
  </code></pre>
  
  <p>but still not working.</p>