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  1. 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 sends a …

  2. Mosquitto MQTT: "Connection was lost" error when publishing a …

    May 5, 2025 · I am trying to test MQTT functionality and have installed Eclipse Mosquitto on my workstation. To subscribe to a topic, I use the following command: "C:\\Program …

  3. How to keep reestablishing connection to an mqtt broker with paho …

    Aug 13, 2024 · With the following code I am able to force the mqtt client to keep reestablishing the connection to the message broker even if it is not up yet. I would like to get it does via the use of …

  4. esp_wifi.h: No such file or directory ( mqtt_client.h, nvs_flash.h)

    Oct 19, 2024 · I am trying to merge my separate SD card and MQTT code in an ESP-IDF project to enable functionality for sending data from the SD card to the cloud via MQTT. Both the SD card and …

  5. OPC UA protocol vs MQTT protocol - Stack Overflow

    Apr 27, 2015 · 21 MQTT is a broker based messaging protocol where the payload encoding and content is completely application specific. Therefore it would be useful if you want to send messages …

  6. error while using ESP-IDF MQTT TCP example (0x8006 & 0x8004)

    Oct 5, 2022 · I am trying to use example from esp-idf protocal/mqtt/tcp I changed the user name and password using idf.py menuconfig then after erasing flash using esptool.py --port /dev/ttyUSB0 …

  7. 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 ensuring that data …

  8. Cannot connecto MQTT from ESP32, using ESPHome config

    Apr 4, 2025 · I am learning about MQTT and using ESP8266 with ESPHome, and I am facing a few issues as follows: mqtt: broker: xxxx.s1.eu.hivemq.cloud port: 8883 username: username password: …

  9. MAUI: How to publish a MQTT message from MAUI app?

    Apr 15, 2025 · I am using below codes to connect to MQTT broker from my MAUI app: To connect I am using IAM user credentials with websocket connection. private IMqttClient _mqttClient; public async …

  10. arduino - Connecting ESP32 to Azure Iot Hub using MQTT over …

    Jul 25, 2023 · I am currently doing an internship project and I wish to send MQTT messages from ESP32 to Azure Iot Hub. To set up an initial connection between ESP32 and Azure Iot Hub, I have …