When your RaceReady box is not in range of good cellular connection at your office/home you can connect it to your office/home internet. Here's how:

Step 1 : Plug in your office/home internet using a ethernet cable into the back of the RaceReady wifi unit into the WAN port

Step 2 : Power on the RaceReady box and you are done

Plug an ethernet cable into the back of the RR router. (RED LINE BELOW in IMAGE)