static void MonitorStart()
        {
            if (monitor == null)
            {
                monitor = new Thread(delegate()
                {
                    while (true)
                    {
                        if (!sending)
                        {
                            string state = IsisSystem.GetMyAddress().ToString() + " " + IsisSystem.NOW();
                            Console.WriteLine("Get time " + state);
                            Byte[] tosend = Encoding.ASCII.GetBytes(state);
                            try
                            {
                                sender.BeginSend(tosend, tosend.Length, web, new AsyncCallback(OnSend), ss);
                                sending = true;
                            }
                            catch (Exception e)
                            {
                                Console.WriteLine(e.Message);
                            }
                        }
                        Thread.Sleep(5 * 1000);
                    }
                });
                monitor.Name = "Monitor Thread";
                monitor.Start();
            }
            else
            {
                monitor.Resume();
            }

            Console.WriteLine("Monitor Thread running");
        }