MainPage.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Navigation;
using Microsoft.Phone.Controls;
using Microsoft.Phone.Shell;
using SocketsTest.Resources;
using System.Net.Sockets;
using System.Threading;
using System.Diagnostics;

namespace SocketsTest
{
    public partial class MainPage : PhoneApplicationPage
    {
        Socket _socket = null;
        static ManualResetEvent _clientDone = new ManualResetEvent(false);
        public Boolean _isConnected = false;

        // Constructor
        public MainPage()
        {
            Debug.WriteLine("Application proccessing...\n");
            InitializeComponent();
            Debug.WriteLine("Application started\n");
            // Sample code to localize the ApplicationBar
            //BuildLocalizedApplicationBar();
        }

        private void Button_Click_2(object sender, RoutedEventArgs e)
        {
            Console.WriteLine("Connection proccessing...\n");
            string result = string.Empty;
            string hostName = "137.135.176.144";
            int portNumber = 1337;

            DnsEndPoint hostEntry = new DnsEndPoint(hostName, portNumber);
            _socket = new Socket(AddressFamily.InterNetwork,
           SocketType.Stream,
           ProtocolType.Tcp);

            SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();
            socketEventArg.RemoteEndPoint = hostEntry;
            socketEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(delegate(object s, SocketAsyncEventArgs h)
            {
                result = h.SocketError.ToString();
                _clientDone.Set();
            });
            _clientDone.Reset();
            _isConnected = _socket.ConnectAsync(socketEventArg); // Return "true"
            _clientDone.WaitOne(2000);

            if (_socket != null && _socket.Connected == true)
            {
                Debug.WriteLine("Successful connection =D\n");
            }
            else
            {
                Debug.WriteLine("Connection failed!\n");
            }
        }
    }
}