You don't need 2 gw to build such a Setup.
Simply use the
Mqtt persistence addon and set up a persistence rule for everything you want/need in your monitoring.
Openhab will push every change of your items to your mqtt broker
You don't need 2 gw to build such a Setup.
Simply use the
Mqtt persistence addon and set up a persistence rule for everything you want/need in your monitoring.
Openhab will push every change of your items to your mqtt broker