private void button1_Click(object sender, EventArgs e)
 {
     if (this.client == null)
     {
         int    myPort     = int.Parse(this.textBox1.Text);
         string remoteIP   = this.textBox2.Text;
         int    remotePort = int.Parse(this.textBox3.Text);
         this.client = new UDP_CLIENT_AUT();
         this.client.DataReceived  += this.DataReceived;
         this.client.makenewclient += this.NewClient;
         this.button2.Enabled       = true;
         this.button1.Text          = "disconnect";
     }
     else
     {
         this.client.Close();
         this.button2.Enabled = false;
         this.button1.Text    = "Connect";
     }
 }
        private void button1_Click(object sender, EventArgs e)
        {
            if (this.client == null)
            {
                int myPort = int.Parse(this.textBox1.Text);
                string remoteIP = this.textBox2.Text;
                int remotePort = int.Parse(this.textBox3.Text);
                this.client = new UDP_CLIENT_AUT();
                this.client.DataReceived += this.DataReceived;
                this.client.makenewclient += this.NewClient;
                this.button2.Enabled = true;
                this.button1.Text = "disconnect";
            }
            else
            {
                this.client.Close();
                this.button2.Enabled = false;
                this.button1.Text = "Connect";

            }
        }