I can answer everything but the L2 question.
Reach is based on the Intel Edison which is a Linux computer. So yes, you can install GPSD.
Yes, Reach has support for some USB modems:
I can answer everything but the L2 question.
Reach is based on the Intel Edison which is a Linux computer. So yes, you can install GPSD.
Yes, Reach has support for some USB modems: