sample C# code for socket 4

gistfile1.cs

IPAddress ip = IPAddress.Parse("192.168.1.2");
IPEndPoint IpPort = new IPEndPoint(ip, Convert.ToInt32("12345"));
Socket main_socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
main_socket.Bind(IpPort);
main_socket.Listen(int.MaxValue);
while (true)
{
  Socket client = main_socket.Accept();
  byte[] msg = System.Text.Encoding.UTF8.GetBytes("Hi");
  client.Send(msg);
  client.Close();
}