This project marries the clever work done in https://github.com/AdamJacobMuller/mb8600, which allows us to gather statistics without a password using go to the schema which was put together here in https://github.com/mattund/modem-statistics, which creates a beatiful dashboard like so:
You probably want to use https://github.com/mcolyer/hassio-addons/tree/master/mb8600, so that you can easily install it in your home assistant install. You'll also need the influxdb addon and the grafana addon but otherwise it should work out of the box.