#MQTT connections

1 messages · Page 1 of 1 (latest)

vast sequoia
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Need some help trying to figure out what is trying to connect to the MQTT broker.
I am using the standard Mosquitto broker Add-on and the log is full of

2025-08-18 12:55:20: Client <unknown> closed its connection.
2025-08-18 12:57:20: New connection from 172.30.32.2:38034 on port 1883.
2025-08-18 12:57:20: Client <unknown> closed its connection.
2025-08-18 12:59:20: New connection from 172.30.32.2:43756 on port 1883.
2025-08-18 12:59:20: Client <unknown> closed its connection.
2025-08-18 13:01:20: New connection from 172.30.32.2:37852 on port 1883.
2025-08-18 13:01:20: Client <unknown> closed its connection.```

I don't know what 172.30.32.2 is, I assume it is internal to HA as my network is 192.168.20.0.
Running HA on a virtual machine.

not sure what other info would be helpful.
plain ice
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It's either an HA addon or HA itself

vast sequoia
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Is there a way to know which one? or can I just ignore it?