A subscriber identity module is a removable smart card for mobile phones. SIM cards store the required information to identify the mobile device. It also contains data required for voice encryption to ...

It performs input and output to all peripheral stations and executes test sequences while the Operator PC allows the user to interact with the system and control the stations. 𝗥𝗲𝘀𝘂𝗹𝘁𝘀: Met and ...