ส่งเมลด้วย smtp แล้วมันช้า อะครับ มีวิธีแนะนำไหมครับ + ตัวอย่างด้วยจะดีมากเลยครับ

      
        System.Net.Mail.MailMessage myMail = new System.Net.Mail.MailMessage();
        System.Net.NetworkCredential Cred = new System.Net.NetworkCredential("[email protected]", "test");

        myMail.To.Add("[email protected]");
        myMail.Subject = "fhgfhf";

        myMail.From = new System.Net.Mail.MailAddress("[email protected]");
        myMail.IsBodyHtml = true;
        //
        string url = HttpContext.Current.Request.Url.AbsoluteUri;
        myMail.Body = "dfgdggdfg";

        System.Net.Mail.SmtpClient SmtpMail = new System.Net.Mail.SmtpClient("smtp.gmail.com");
        SmtpMail.UseDefaultCredentials = true;
        SmtpMail.EnableSsl = true;
        SmtpMail.Credentials = Cred;
        SmtpMail.Port = 587;
        SmtpMail.Timeout = 50;
        SmtpMail.Send(myMail);

        myMail = null;