public static boolean isEnabled()
			throws JSONException, IOException {

		future = Deserializer.readJsonObjectFromURL("http://" + IP
				+ ":" + PORT + "/wm/firewall/module/status/json");
		try {
			obj = (JSONObject) future.get(5, TimeUnit.SECONDS);
		} catch (InterruptedException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (ExecutionException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		} catch (TimeoutException e1) {
			// TODO Auto-generated catch block
			e1.printStackTrace();
		}
		if (obj != null) {
			if(obj.getString("result").equals("firewall enabled"))
				return true;
		}
		return false;
	}