Why the hell is this so hard? What do you want from me MS? My soul?

UDPonWindowsPhone.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 WtfUDP.Resources;
using System.Net.Sockets;
using System.Threading;
using System.Text;

namespace WtfUDP
{
    public partial class MainPage : PhoneApplicationPage
    {
        // Constructor
        public MainPage()
        {
            InitializeComponent();

            // Sample code to localize the ApplicationBar
            //BuildLocalizedApplicationBar();
        }

        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            Socket _socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
            // Attempt to send our message to be echoed to the echo server
            string result = Send("a", 11111, "192.168.0.1",_socket);
            // Close the socket connection explicitly
            _socket.Close();
        }
        static ManualResetEvent _clientDone = new ManualResetEvent(false);
        public string Send(string serverName, int portNumber, string data, Socket _socket)
        {
            string response = "Operation Timeout";
            // We are re-using the _socket object that was initialized in the Connect method
            if (_socket != null)
            {
                // Create SocketAsyncEventArgs context object
                SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();
                // Set properties on context object
                socketEventArg.RemoteEndPoint = new DnsEndPoint(serverName, portNumber);
                // Inline event handler for the Completed event.
                // Note: This event handler was implemented inline in order to make this method self-contained.
                socketEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(delegate(object s, SocketAsyncEventArgs e)
                {
                    response = e.SocketError.ToString();
                    // Unblock the UI thread
                    _clientDone.Set();
                });
                // Add the data to be sent into the buffer
                byte[] payload = Encoding.UTF8.GetBytes(data);
                socketEventArg.SetBuffer(payload, 0, payload.Length);
                // Sets the state of the event to nonsignaled, causing threads to block
                _clientDone.Reset();
                // Make an asynchronous Send request over the socket
                _socket.SendToAsync(socketEventArg);
                // Block the UI thread for a maximum of TIMEOUT_MILLISECONDS milliseconds.
                // If no response comes back within this time then proceed
                _clientDone.WaitOne(1000);
            }
            else
            {
                response = "Socket is not initialized";
            }
            return response;
        }

    }
}