Install gr-gsm by entering the following commands in the terminal:
sudo apt update sudo apt install gr-gsm
Description:
Gnuradio blocks and tools for receiving GSM transmissions
Implementation of the Global System for Mobile Communications protocol and provide tools for scanning for GSM base stations and for decoding GSM radio trafic.
Homepage: http://github.com/ptrkrysik/gr-gsm/
Version: 0.41.2-1
Section: universe/libdevel