Не удается отправить файл по UDP

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Drawing.Imaging;
using System.Net;
using System.Net.Sockets;
using System.IO;

namespace lab
{
    public partial class Form1 : Form
    {
        private static Bitmap bmpScreenshot;
        private static Graphics gfxScreenshot;
        Socket s;
       
        EndPoint remep;
        byte[] buffer;
        public Form1()
        {
            InitializeComponent();
            s = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
            s.Bind(new IPEndPoint(IPAddress.Parse("0.0.0.0"), 5000));
           
            remep = new IPEndPoint(IPAddress.Any, 6000);
            while(true)
            {
                buffer = new byte[100];
               
                s.ReceiveFrom(buffer, ref remep);
                string str = Encoding.ASCII.GetString(buffer, 0, buffer.Length);
                if(str.TrimEnd('\0') =="send_to_me")
                {
                MemoryStream ms = new MemoryStream();
ScreenShot().Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] result = ms.ToArray();
s.SendBufferSize = 100000000;
s.ReceiveBufferSize = 100000000;
s.SendTo(result, remep);
                }
            }
        }
        Bitmap ScreenShot()
        {
            bmpScreenshot = new Bitmap(Screen.PrimaryScreen.Bounds.Width, Screen.PrimaryScreen.Bounds.Height, PixelFormat.Format32bppArgb);
            // Create a graphics object from the bitmap
            gfxScreenshot = Graphics.FromImage(bmpScreenshot);
            // Take the screenshot from the upper left corner to the right bottom corner
            gfxScreenshot.CopyFromScreen(Screen.PrimaryScreen.Bounds.X, Screen.PrimaryScreen.Bounds.Y, 0, 0, new Size(Screen.PrimaryScreen.Bounds.Size.Width/1,Screen.PrimaryScreen.Bounds.Size.Height/1) , CopyPixelOperation.SourceCopy);
            // Save the screenshot to the specified path that the user has chosen
            return bmpScreenshot;
        }
    }
}

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.Net.Sockets;
using System.Net;
using System.IO;

namespace cleint
{
    public partial class Form1 : Form
    {
        private static Bitmap bmpScreenshot;
        Socket s;
        EndPoint remep;
        byte[] buffer;
        public Form1()
        {
            InitializeComponent();
            s = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
           
            remep = new IPEndPoint(IPAddress.Any, 7000);
            buffer = new byte[100000000];
        }

        private void button1_Click(object sender, EventArgs e)
        {
           
            s.SendTo(Encoding.ASCII.GetBytes("send_to_me"), new IPEndPoint(IPAddress.Parse(textBox1.Text),5000));
            s.ReceiveBufferSize = 100000000;
            s.SendBufferSize = 100000000;
            s.ReceiveFrom(buffer, ref remep);
            Bitmap bt = new Bitmap(new MemoryStream(buffer));
            this.CreateGraphics().DrawImage(bt, 0, 0);
           
        }
    }
}