How to Mail Send from asp.net to server

SmtpClient smtpClient = new SmtpClient();



                    smtpClient.Host = "smtp.gmail.com";



                    smtpClient.UseDefaultCredentials = false;



                    smtpClient.EnableSsl = true;



                    smtpClient.Credentials = new NetworkCredential(txtid.Text, txtpassword.Text);



                    smtpClient.Port = 25;



               



                    MailAddress fromAddress = new MailAddress(txtid.Text, txtname.Text);



                    MailMessage message = new MailMessage();



                    message.From = fromAddress;



                    message.To.Add(new MailAddress(GridView1.Rows[i].Cells[5].Text));



                    message.Subject = "TestMail1";



                    //message.CC.Add("prem@gmail.com");



                    message.IsBodyHtml = true;



                    string msg = " I am  " + GridView1.Rows[i].Cells[2].Text + " My Email :" + GridView1.Rows[i].Cells[5].Text + "<br/> and <br/>My Enquiry  " + txtfeedback.Text;



                    message.Body = msg;



                    smtpClient.Send(message);



                    lblstatus.Text = "Email successfully sent.";

Best Regard's
Prabhakar

Regards,
Sheo Narayan
http://www.dotnetfunda.com