VoLTE is fast becoming a must for operators across the world. Dhiraj Wazir, Head of Interconnect and International Enablers, EE explains why this is the case, outlining the current VoLTE landscape and detailing the ongoing challenge facing the telecoms industry: VoLTE roaming.
Now being deployed by over 530 networks in 170 countries, 58% of the human race can enjoy the benefits of 4G/LTE. It’s only a natural evolution that VoLTE follows data on LTE. This in itself is a big challenge, but we’ve already got 86 networks in nearly 50 countries who have rolled this out, and the device manufacturers aren’t far behind with over 228 devices now capable of VoLTE calls. [Read more…]