![]() If the internet drops out, as long as my internal home network is up, everything is still in business. Possibly longer if someone is streaming Netflix and slowing down your internet connection.įor those reasons, I think it’s always better to run a local MQTT Broker. Imaging pressing a switch to turn the lights on, but having to wait two seconds before the lights turned on. Latency – It can take a few seconds longer for your MQTT messages to be received when using a hosted MQTT Broker.You don’t want to come home during a storm to internet lines down, and not able to disarm your alarm or turn on the lights because the internet is out. This means your lights, alarm panels and anything else you have talking with MQTT will stop talking to each other. Internet Connection Required – If your internet connection drops out, you’ll lose your connection to the MQTT Broker.Using a hosted MQTT Broker outside of your network has some concerns. Of course, that’s only if you need to publish or receive messages outside of your home network. If you don’t have a static IP address, or feel uneasy about poking a hole through your Firewall and exposing an MQTT Broker, you might be better off using a cloud based MQTT Broker like CloudMQTT. If you use the OwnTracks app, you’ll need to have constant access to your MQTT broker to publish your location. There may be situations where you need to publish updates to your MQTT Broker from outside your local network. ![]()
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