sent email from asp.net

Question

Hi ,

this is my code for sending email that doesn't work . When I click the Send button it dosen't give me error , but whene I'm checkeing my email, nothing thier. 

protected void submit_Click(object sender, EventArgs e)

{

MailMessage msg = new MailMessage();

msg.From = new MailAddress("[email protected]");

msg.To.Add (new MailAddress(txtEmail.Text.Trim()));

msg.Subject = txtLast.Text.Trim();

msg.Body = txtComment.Text.Trim();

msg.IsBodyHtml = false;

SmtpClient smpt = new SmtpClient();

smpt.Send(msg);

}

 

and this is  my Web.Config

<system.net>

<mailSettings>

<smtp>

<network host="127.0.0.1"/>

</smtp>

</mailSettings>

</system.net>

After two days I'll appreciate  any help

Thanks mali