Send Mail Using SMTP,With UserName- Password ,#C

 private string SendEmailSMTP(string EmailId, string Subject, string MessageBody)
    {
        string Confirmation = string.Empty;
        try
        {

            string Subject = Subject; //----Subject of the Mail
            string MessageBody = "MessageBody"//--Your Message Body Text Goes Here";
         
            MailMessage Mail = new MailMessage();
            MailAddress fromAddress = new MailAddress("FromAddress@someexample.Com");
         
            Mail.From = fromAddress;
            Mail.To.Add(EmailId);//-----To Mail Address
            Mail.Subject = Subject;
            Mail.Body = MessageBody;
            SmtpClient SmtpServer = new SmtpClient();
            SmtpServer.Host = "00.00.0.000"; //---Host Address Goes Here
         
            SmtpServer.Port = 25;
            SmtpServer.Credentials = new NetworkCredential("YourUserName", "YourPassword");
            Mail.IsBodyHtml = true;        
            SmtpServer.Send(Mail);
            Confirmation = "1";
        }
        catch
        {
            Confirmation = "0";
        }
        return Confirmation;
    }