MQTT Python: Reconnect and Backoff Timing

Learning objectives

• calculate exponential retry delays with caps and jitter
• implement MQTT callbacks, TLS, and reconnect state on an ESP32

Knowledge checks · 4

1. Using the packet-size math from this lab's 'Putting Numbers to It' example (topic… ikc-1lv3d04
2. Step 4 of this lab asks you to switch the publisher to qos=1. What behavior should you… ikc-1q026u9
3. A Python MQTT subscriber uses `client.loop_start()` to process incoming messages. The… ikc-1gct6av
4. An ESP32 device fails intermittently when connecting to an MQTT broker over TLS (port… ikc-b2uz8v

Placed labs · 0

No lab is placed with this chapter.