How can read sms from GSM modem using AT command

See more:

SMS

AT

modem

read

GSM

I huge gooogling But I can not solved this problem.


protected void ReadSMS_Click(object sender, EventArgs e)
{
openport();//Port Related function


// Select SIM storage
serialport.WriteLine("AT+CPMS=" + Environment.NewLine);
System.Threading.Thread.Sleep(200);
// Read the messages
txtreadmessage.Text = serialport.ReadExisting();
serialport.WriteLine("AT+CMGL=" + Environment.NewLine);
System.Threading.Thread.Sleep(200);
serialport.Close();
}


I want to read sms from GSM modem. Can you send any member sample correct code for read sms from GSM Modem under click event using asp.net c#