تماس تلفنی با مودم 3g

​من میخوام یه برنامه با C#‎‎‎‎‎ بنویسم برای تماس خروجی و ورودی از کامپیوتر با مودم 3g .
برنامه رو با Atapi.NET نوشتم برای مودم های دیال آپ جواب میده ولی با مودم 3g جواب نمیده .

using System;using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.IO;

using System.Configuration;

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using JulMar.Atapi;













namespace prjMakePhoneCall

{

    // Line numbers are given for understanding and are not part of the actual code

    public partial class frmPersons : Form

    {

     private TapiManager tapiManager = new TapiManager("prjMakePhoneCall");

     

     private string lineName, logEntry = string.Empty;

     string name = "";

     public frmPersons()

     {

         InitializeComponent();





         ///ezafe shod

         tapiManager.Initialize();





         name = tapiManager.Lines[24].Name;

         this.lineName = (tapiManager != null && tapiManager.Lines.Length > 0 ? name : string.Empty);













         foreach (TapiLine line in tapiManager.Lines)

         {





             line.NewCall += this.OnNewCall;

             line.Ringing += this.OnRinging;

         }

         

     }

    

    private void OnNewCall(object sender, NewCallEventArgs e)

    {

        if (InvokeRequired == true)

        {

            this.BeginInvoke(new EventHandler<NewCallEventArgs>(this.OnNewCall), new object[] { sender, e });

            return;

        }





        //ActiveCallForm acf = new ActiveCallForm(e.Call);

        //acf.Show();

    }

        private void OnRinging(object sender, EventArgs e)

    {

        if (InvokeRequired == true)

        {

            this.BeginInvoke(new EventHandler<RingEventArgs>(this.OnRinging), new object[] { sender, e });

            return;

        }





        //if (sender == name)

        //{

            label1.Text = "Ringing...";

            

        //}

    }

        private void frmPersons_Load(object sender, EventArgs e)

        {

          tapiManager.Initialize();

          

        

          this.lineName = (tapiManager != null && tapiManager.Lines.Length > 0 ? tapiManager.Lines[0].Name : string.Empty);

        }





        private void frmPersons_FormClosed(object sender, FormClosedEventArgs e)

        {

            tapiManager.Shutdown();

            Application.ExitThread();

        }









        private void frmPersons_FormClosing(object sender, FormClosingEventArgs e)

        {

            

        }









        private void btnCall_Click(object sender, EventArgs e)

        {

            if(this.txtPhone.Text.Trim().Length > 0)

                this.MakePhoneCall(this.txtPhone.Text);

        }









        private void MakePhoneCall(string phoneNumber)

{

    TapiLine line = tapiManager.GetLineByName(this.lineName, true);

    

    if (line != null)

      {

          if (!line.IsOpen)

                line.Open(MediaModes.DataModem);

 

          line.NewCall += new EventHandler<NewCallEventArgs>(line_NewCall);

          line.CallInfoChanged += new EventHandler<CallInfoChangeEventArgs>(line_CallInf  oChanged);

          line.CallStateChanged += new EventHandler<CallStateEventArgs>(line_CallStateCha  nged);

 

          if (phoneNumber.Length > 0)

            {

                MakeCallParams makeCallParams = new MakeCallParams();

                makeCallParams.DialPause = 2000;

                  try

                  {

                      TapiCall call = line.MakeCall(phoneNumber, null, makeCallParams);

                      this.MakeLogEntry("Created call " + phoneNumber + " -> " + call, "Sending…");

                  }

                  catch (Exception exc)

                  {

                      if (exc.Message.IndexOf("[0x80000005]") > -1 && tapiManager != null)

                        {

                          tapiManager.Shutdown();

                          tapiManager = new TapiManager("prjMakePhoneCall");

                          if (tapiManager.Initialize())

                              this.MakePhoneCall(phoneNumber);

                        }

                  }

            }

      }

}

 

        private void line_NewCall(object sender, NewCallEventArgs e)

        {

            this.MakeLogEntry("New call: " + e.Call, e.Privilege.ToString());

        }

 

        private void line_CallStateChanged(object sender, CallStateEventArgs e)

        {

            this.MakeLogEntry("CallState: " + e.Call.ToString(), e.CallState.ToString());

        }

 

        private void line_CallInfoChanged(object sender, CallInfoChangeEventArgs e)

        {

            this.MakeLogEntry("CallInfo: " + e.Call.ToString(), e.Change.ToString());

        }





        private void MakeLogEntry(string callInfo, string status)

        {

            this.logEntry += DateTime.Now.ToShortDateString() + " " + DateTime.Now.ToLongTimeString() + " : " + callInfo + ", " + status + "|";

        }





        

        

 

    }

}