Here is a short slide deck on getting started with Pi-Star , MMDVM and HotSpots. This was presented at Tech Net On The Hill 2018 with the Dallas Amateur Radio Club (DARC).
This is a short guide on using an iphone/ipad App to discover ZUMSpots running Pi-Star on your local lan with this tool you can glean/discover the IP address along with the MAC address of your hotspot running pi-star