using System;
using System.Net;  
using System.Net.Sockets;  
using System.Text;  

namespace ClientSYNC
{
    class Program
    {
        static void Main(string[] args)
        {
            StartClient();            
        }

        public static void StartClient() {  
            // Datos recibidos desde el servidor
            byte[] bytes = new byte[1024];  
              
            try {  
                // Datos de la IP y puerto del servidor
                //IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());  
                //IPAddress ipAddress = ipHostInfo.AddressList[0];  
                
                IPAddress ipAddress = IPAddress.Parse("192.168.0.20");  
                IPEndPoint remoteEP = new IPEndPoint(ipAddress,11000);  

                //  TCP/IP  socket.  
                Socket sender = new Socket(ipAddress.AddressFamily,   
                    SocketType.Stream, ProtocolType.Tcp );  

                try {  
                    sender.Connect(remoteEP);  

                    Console.WriteLine("Socket conectado con (ip:puerto) {0}", sender.RemoteEndPoint.ToString());  

                    // El texto a enviar se pasa a un arreglo de bytes
                    byte[] msg = Encoding.ASCII.GetBytes("Hola Mundo, desde socket !!! <EOF>");  

                    // se envian los datos (msg) por medio del socket
                    int bytesSent = sender.Send(msg);  

                    // Recibe la respuesta del dispositivo remoto.  
                    int bytesRec = sender.Receive(bytes);  
                    Console.WriteLine("Datos recibidos = {0}", Encoding.ASCII.GetString(bytes,0,bytesRec));  

                    // Libera el socket.  
                    sender.Shutdown(SocketShutdown.Both);  
                    sender.Close();  

                } catch (ArgumentNullException ane) {  
                    Console.WriteLine("ArgumentNullException : {0}",ane.ToString());  
                } catch (SocketException se) {  
                    Console.WriteLine("SocketException : {0}",se.ToString());  
                } catch (Exception e) {  
                    Console.WriteLine("Unexpected exception : {0}", e.ToString());  
                }  

            } catch (Exception e) {  
                Console.WriteLine( e.ToString());  
            }  
        }          
    }
}