5G non-standalone (5G NSA) networks, voice services were enabled by continued use of LTE and 2G/3G infrastructures, but 5G standalone networks (5G SA) – both public and private –  require a new approach. They need to be able to carry QoS-guaranteed voice services (as opposed to over-the-top voice applications), but there is no legacy infrastructure … Continue reading GSM: VoNR progresses, but requires 5G SA core network