# Mqtt broker does not start

**URL:** https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071
**Category:** General
**Tags:** mqtt
**Created:** [12 December 2022 12:10 UTC](https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071 "2022-12-12T12:10:24Z")
**Posts on this page:** 4
**Page:** 1

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### Author: ![soyalk](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/soyalk/32/72452_2.png) [@soyalk](https://discourse.nodered.org/u/soyalk)
#### Post date: [12 December 2022 12:10 UTC](https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071/1 "2022-12-12T12:10:24Z")

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hello . i have issues with node red mqtt broker . i created new broker but i keep geting  
`12 Dec 12:08:07 - [info] [mqtt-broker:node mqqt] Connection failed to broker: mqtt://localhost:1883 `  
when i run  
`admin@X:~$ sudo lsof -i :1883`  
i got nothing . i even installed node-red-contrib-mqtt-broker but without result any solution for that

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### Author: ![TotallyInformation](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/totallyinformation/32/31_2.png) [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)
#### Post date: [12 December 2022 12:32 UTC](https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071/2 "2022-12-12T12:32:06Z")

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Did you install a broker? Most people are using the Mosquitto broker which is performant and easy to use. That is always going to be better than trying to use node-red-contrib-mqtt-broker.

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### Author: ![jbudd](https://avatars.discourse-cdn.com/v4/letter/j/5f8ce5/32.png) [@jbudd](https://discourse.nodered.org/u/jbudd)
#### Post date: [12 December 2022 13:23 UTC](https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071/3 "2022-12-12T13:23:01Z")

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node-red-contrib-mqtt-broker is deprecated.

There _is_ an MQTT broker available for Node-red: Aedes.

It is simple to setup and use: Install via Manage Palette, put an Aedes node into one flow.  
I suppose you have the guarantee that if Node-red is running, so is your broker.

However, it's much better to install Mosquitto somewhere on your network, especially since you seem to have a Linux machine.  
Not as simple to install but very reliable once you have done so.

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### Author: ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)
#### Post date: [10 February 2023 13:23 UTC](https://discourse.nodered.org/t/mqtt-broker-does-not-start/72071/4 "2023-02-10T13:23:05Z")

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