I Used below method : But unable to  send  mail..

private static EmailTraceListener GetEmailTraceListener(TextFormatter formatter)
        {
            // Log messages to a log file.
            // Use the formatter passed
            // as well as the header and footer
            // specified.


            EmailTraceListener mailListener =
                new EmailTraceListener("abc@snlcorporate.com", "abc@gmail.com", "Admin", "<<ApplicationName>>", "smtp.gmail.com", xyz, formatter);
            return mailListener;
        }