.NET 4.0 – Smtp Mail Gönderme Örneği

public class Contact
{
    public string From { get; set; }

    public string Subject { get; set; }

    public string Message { get; set; }
}

using System.Net.Mail;

public class Email
{
    public void Send(Contact contact)
    {
        MailMessage mail = new MailMessage(
        "from@fromaddress.com", /* GÖNDEREN MAİL ADRESİ contanct.From şeklinde de belirtilebilir. */
        "to@toaddress.com", /* GÖNDERİLEN MAİL ADRESİ */
        contact.Subject,
        contact.Message);

        mail.IsBodyHtml = true;

        SmtpClient client = new SmtpClient("mail.deneme.com", 25);
        client.UseDefaultCredentials = false; /* DEFAULT LOGIN BİLGİLERİNİ KULLANMA */
        client.Credentials = new NetworkCredential("mail.deneme.com", "şifre");
        client.Send(mail);
    }
}

var contact = new Contact
{
    From = "info@deneme.com",
    Subject = model.subject,
    Message = "Mesaj Icerigi"
};

new Email().Send(contact);