From f496a45d67f170a949c08e4486d870f7221d87e4 Mon Sep 17 00:00:00 2001
From: Daniel Micay
MMS, RCS, SMS over LTE, VVM (Visual Voicemail), VoLTE (carrier-based calls - on 4G and higher and VoWi-Fi are largely implemented by the OS via TCP/IP + on 4G and higher) and VoWi-Fi are largely implemented by the OS via TCP/IP rather than by the cellular layer itself. This means there will be connections by the OS to carrier servers instead of being handled by cellular. There are already some toggles to control this along with APN configuration but