Board module and sim card should have no problem with the official to the driver can be used on Windows
The boss demanded that migration to the stm32, now stuck in dial-up, very afflictive
The AT
OK
ATE0
OK
ATI
OK
The AT + CPIN?
READY
The AT + CGDCONT=1, "IP", "CMIOT", 0, 0,
OK
ATD * * * * 1 # 99
The ERROR

This is the official for Linux dial-up process, according to the final is ERROR, really don't know what to do
Module is not passthrough, using USB CDC communication transceiver the AT command, this is not just the PPP dial-up