static void Main(string[] args)
        {
            Socket sck = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);

            sck.Bind(new IPEndPoint(IPAddress.Parse("127.0.0.1"), 1994));
            sck.Listen(0);

            Socket acc = sck.Accept();

            byte[] buffer = Encoding.Default.GetBytes("Hello client");
            acc.Send(buffer, 0, buffer.Length, 0);

            buffer = new byte[255];

            int rec = acc.Receive(buffer, 0, buffer.Length, 0);

            Array.Resize(ref buffer, rec);

            Console.WriteLine("Received: {0}", Encoding.Default.GetString(buffer));

            sck.Close();
            acc.Close();

            Console.Read();
        }