For a better understanding, I am attaching a connection diagram below ... Hence we have provided GPRS internet to our Raspberry Pi through point to point protocol (PPP) with the help of the GSM ...

SIM800L GSM module ... the Raspberry Pi. This library was also successfully tested with SIM800C and should also support SIM800H. This library provides a driver for SIMCom GSM modules (SIM800L, SIM800C ...