Link between emon local and

I now have an updated working system on a new Pi and software, and nice dashboards and diversion of the diminishing Winter excess solar power to the hot water tank. Thanks to all for your help in this.

Somehow a subset of my data is finding its way to This must be because I mounted the SD card for the old Pi on the new Pi and transferred the settings. But I would like to know how the posting of the data works. Is it done by the mqtt server or emoncms or even node-red? How can I change the settings, please?