title: Why won't mosquitto_sub display my message from mosquitto_pub?
body: <p>I'm trying to send out a message from mosquitto_pub to mosquitto_sub on the same computer (localhost)</p>
  <p><img src="https://i.stack.imgur.com/XYsQ6.png" alt="Screenshot" /></p>
  <p>The connection seems to be stable, nothing showed up on the debug mode. I've also tried changing both host addresses to &quot;localhost&quot; and changing the QoS of the message to 0, 1, and 2. I am not sure what I am missing out.</p>