How to Use MCT to Send Messages to a Topic

There's no actual storage of messages in the broker. It will send you, you can get it to send you the last known message. You don't need to be recorded like you would do on a more heavy message for the solution. Whatever message you miss could affect your system. There are three quality of service levels. The basic one where you subscribe to a topic and you listen to messages. If you miss one, then you wouldn't know anything about it. You just missed it. So as long as you keep the connection you do have guarantees that you will receive messages you will know if you don't. But if the connection fails, yeah, that's when you don't necessarily