# \#mosquitto

**URL:** https://www.thethingsnetwork.org/forum/tag/mosquitto/20.md

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## [MQTT, Home Assistant, Mosquitto: Connection Refused](https://www.thethingsnetwork.org/forum/t/mqtt-home-assistant-mosquitto-connection-refused/55813)

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**Author:** [@Adandl](https://www.thethingsnetwork.org/forum/u/Adandl)\
**Replies:** 7\
**Last updated:** [April 8, 2022, 2:19pm UTC](https://www.thethingsnetwork.org/forum/t/mqtt-home-assistant-mosquitto-connection-refused/55813 "2022-04-08T14:19:39Z")

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Dear All! I promise, I did my Google research before posting this: I use home assistant with the MQTT add on. I try to configure my MQTT Broker to bridge to the TTN MQTT broker. Here is an error-message I receive: C…

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## [MQTT Downlink over Bridge Home Assistant](https://www.thethingsnetwork.org/forum/t/mqtt-downlink-over-bridge-home-assistant/51039)

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**Author:** [@Profiler64](https://www.thethingsnetwork.org/forum/u/Profiler64)\
**Replies:** 5\
**Last updated:** [February 24, 2022, 6:47pm UTC](https://www.thethingsnetwork.org/forum/t/mqtt-downlink-over-bridge-home-assistant/51039 "2022-02-24T18:47:20Z")

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Hello, i have a Mosquitto MQTT Server running on my NAS. I use the MQTT Server for my Home Assistant. I want to receive the Data from TTN in my Home Assistant. So i bridged the two MQTT Server I added following lines…

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## [How to use MQTT with TLS for Home Assistant?](https://www.thethingsnetwork.org/forum/t/how-to-use-mqtt-with-tls-for-home-assistant/53046)

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**Author:** [@stigvi](https://www.thethingsnetwork.org/forum/u/stigvi)\
**Replies:** 6\
**Last updated:** [November 10, 2021, 8:39pm UTC](https://www.thethingsnetwork.org/forum/t/how-to-use-mqtt-with-tls-for-home-assistant/53046 "2021-11-10T20:39:07Z")

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Hi. I have recently upgraded to V3, but I am struggling with the mqtt connection. I am using Mosquitto as an addon to Home Assistant and if I remember it correctly, I had to download and reference the mqtt-ca.pem found h…

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## [Cannot connect to MQTT over the port 8883](https://www.thethingsnetwork.org/forum/t/cannot-connect-to-mqtt-over-the-port-8883/52700)

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**Author:** [@JTrigo](https://www.thethingsnetwork.org/forum/u/JTrigo)\
**Replies:** 8\
**Last updated:** [January 29, 2022, 9:23am UTC](https://www.thethingsnetwork.org/forum/t/cannot-connect-to-mqtt-over-the-port-8883/52700 "2022-01-29T09:23:01Z")

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Hi, we’ve deployed the TTS Open Source version 3.13.3. If we try to connect via MQTT over the port 1883, it works like a charm. But, if we try to do the same over the port 8883. We’re stuck and we don’t know what to do …