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  1. Paho MQTT "Unsupported callback API version" error

    Feb 12, 2024 · client = mqtt_client.Client(mqtt_client.CallbackAPIVersion.VERSION1, client_id) This will configure the library to use the v1 callback API (as used with older versions of the library). I would …

  2. mqtt - MQTTClient throws error when trying to connect - Stack Overflow

    Oct 20, 2024 · I'm devopling an application on a PicoW using Visual Studio (Thonny gives the same results). It uses umqtt.simple: from machine import Pin, I2C from time import sleep import network …

  3. javascript - mqtt client in html page - Stack Overflow

    Dec 17, 2020 · If you want to connect to a MQTT broker from with a web page you MUST use MQTT over Websockets. The Javascript sandbox in the browser will not allow you to do it any other way. …

  4. python - Paho-mqtt with asyncio library - Stack Overflow

    Jan 11, 2021 · Does paho-mqtt fully supports MQTT 5.0 protocol? In my application, I'm using MQTT 5.0 protocol so which is best in python paho-mqtt or gmqtt (with asyncio)?

  5. Paho-MQTT client disconnect with code 16 and cannot connect again

    Jun 20, 2023 · If I restart the container with the mqtt client, it starts working, but after a few hours it disconnects again (with code 16) with the possibility of reconnecting. I didn't suspend/resume the …

  6. How to use STM32 lwip/mqtt api with tls? - Stack Overflow

    1 i made stm32 + rtos + lwip/mqtt solution and it works well. Now i want to use it with embed tls secure connection. I did not find any exemples. lwip mqtt api supports tls comunication. But there are no …

  7. mqtt - Connecting ESP32 IDF MQTT5 Example to HIVEHQ - Stack …

    Jul 21, 2024 · From this I could connect the MQTT/SSL project to the Mosquitto broker using SSL. I then returned to my MQTT5 project and added the certificate code etc from the MQTT SSL example.

  8. Is subscribing to MQTT on port 1883 secure? - Stack Overflow

    Dec 31, 2019 · Your MQTT client is not listening on port 1883 - it's connecting to port 1883 on the broker. The broker is the one listening on port 1883 - that's why you don't have to open a port on …

  9. Configure Nginx reverse proxy for MQTT - Stack Overflow

    Mar 7, 2022 · I'm trying to setting up a reverse proxy that resolve localhost:8081 to a broker installed on an other machine. My Nginx config file is: worker_processes 1; events { worker_connections 1024; }

  10. mqtt - .net client keeps Connecting and Disconnecting over and over ...

    Apr 1, 2023 · As per the MQTT spec "If the ClientID represents a Client already connected to the Server, the Server sends a DISCONNECT packet to the existing Client with Reason Code of 0x8E (Session …