Reliance Jio Infocomm thinks big like the Ambani DNA. As the Economic Progress in India came to an halt, affordability of 4G got pushed back by few more years. In this backdrop, 2G Voice continues to be the Cash Ringing Register for Telcos.
The State of Voice over LTE
With challenges in commercial VoLTE deployments, circuit switched fallback (CSFB) has been the more popular form of providing voice and data services globally. CSFB allows the subscriber to use data services over 4G networks but switches back to the traditional 2G/3G networks when using voice. Globally, only MetroPCS and Korean operators have launched VoLTE services and the technology is still