What is GSM( Global System for Mobile Communications)?

What is GSM? The GSM Group’s study of a digital mobile system with international roaming, good network connectivity, and better sound quality began in the 1980s. Today, based on the idea of ​​the globalization of…

VoIP technology and its comparison with Traditional Telecommunication Services

VoIP technology and its comparison with Traditional Telecommunication Services VOIP (voice over internet protocol), also known as telephone IP, allows the Internet and computer networks for telephone calls. In contrast to traditional telephone lines, VoIP…