compare the status of network card at every startup

 hello mate,



well i have been asked to write the same thing a few years ago 



here is a gr8 post i fuond in CodeProject 



http://www.codeproject.com/KB/cs/HardwareHelper.aspx



it has a :



 case HardwareHelperLib.Native.WM_DEVICECHANGE:
    {
      if (m.WParam.ToInt32() ==  HardwareHelperLib.Native.DBT_DEVNODES_CHANGED)
      {
        listBox1.Items.Clear();
        string[] HardwareList = hwh.GetAll();
        foreach (string s in HardwareList)
        {
           listBox1.Items.Add(s);
        }
        label1.Text = listBox1.Items.Count.ToString() + " Devices Attached";
      }
      break;

    }