Wireless Joint

AT+CGDCONT?
+CGDCONT: 1,"IPV4V6","ndo","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0

OK


This is good, though I would add an pdp context (APN entry) for IP4 only.

AT+CGDCONT=2,"IP","ndo"



AT+CGATT?
+CGATT: 0

OK


This is saying no APN is active/attached
You can have it list all pdp ...

It shouldn't make a difference. but try putting the modem in QMI mode. The mode protocol should just be for the modem to router communication but somehow it also affects the cell network registration. I don't really understand the difference, though I have read up on it some. A bit over my head for ...

I think that will work perfectly, I think, and allow you to use another modem on your system if you want to add a second modem.