private TimerTask linphoneTimerTask()
	{
        android.util.Log.i("LP_CONNECT", "start iterate linphone");
		return new TimerTask() {
			@Override
			public void run() {
				UIThreadDispatcher.dispatch(new Runnable() {
					@Override
					public void run() {
						try {
							if (mLc != null) {
								mLc.iterate();
							}
						} catch (Exception e) {
							e.printStackTrace();
						}
					}
				});
			}
		};
	}