For those interested I had to go to Buster to use updated versions of NetworkManager and ModemManager than what was in Stretch. My next steps involving setting up udev rules for the serial peripheral and the tty port. First you must locate the realpath for your tty port $ realpath /sys/class/tty/tty...

One of the devs of ModemManager pointed me to https://www.freedesktop.org/wiki/Software/ModemManager/Debugging/ You have to stop the service before you can run it in Debug. Now however I am stuck with this blocking my path to continuing. Anyone know how to identify and whitelist the port's parent pl...

Hi, I'm new to the forum so I'm not sure where exactly to post this. Like the title suggests I'm trying to get ModemManager to recognize a UART connected 4G modem (Nimblelink S7648). My modem works with ppp and I can make a call and bring up and down the interface. I want to use mmcli because I woul...