Paho MQTT "Unsupported callback API version" error
Feb 12, 2024 · An alternative option would be to install a v1 release (v1.6.1 is the latest; pip install "paho-mqtt<2.0.0" will install this). V2 does include quite a few fixes/enhancements so it is …
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 …
HAOS: Adding my own MQTT broker will not connect
Jan 22, 2025 · Edited to add: I can also establish that connections ARE occurring between HAOS and my MQTT broker. Logs on the MQTT side indicate that the Paho MQTT client from HAOS …
mqtt - Request all published topics - Stack Overflow
Mar 2, 2017 · I'm using Mosquitto for my MQTT Broker. I was wondering if it would be possible to request all published topics? Thus NOT by subscribing to everything, i.e. #. EDIT: I don't want …
IoT: do I need to use MQTT or HTTP? - Stack Overflow
May 19, 2017 · MQTT is intended for situations where your connection may be intermittent or otherwise unreliable. Its various Quality-of-Service levels provide you with significant ways of …
Local MQTT mosquitto instance getting connect ECONNREFUSED …
Aug 27, 2020 · I am trying to run a local mosquitto broker, publisher and subscriber setup via docker and docker-compose, but the publisher cannot connect to the broker. However, …
mqtt client not connecting to mqtt broker through ip address
May 25, 2022 · I'm new to mqtt protocol. I'm having difficult time connecting my mqtt client (which is connected to another network) with my mqtt broker running on my pc with ip address. my …
How do I subscribe to all topics of a MQTT broker
Oct 2, 2015 · I want to connect a client which will monitor all the topics of the broker to respond to the events when I don't know what are names of topic.
Python paho mqtt: How to get all messages and disconnect?
Nov 10, 2023 · 1 Using the python paho mqtt client I want to get all messages in a given topic and disconnect from the broker. I can easily do this using simple() as shown here, yet only if I …
mqtt - How to test the `Mosquitto` server? - Stack Overflow
Nov 3, 2014 · I am new to Mosquitto and MQTT, I downloaded the Mosquitto server library but I do not know how to test it. Is there any way to test the Mosquitto server?