RCS

regarding RCS 

GSMA defines the spec

RCC.71 ..service definition

RCC.14 ..device auto configuration

1. main components

user side..

web RTC based client on handset

hockey app is only applied to Android phone,

iOS is still under testing

registering by email

operator side..

SMSC for OTP certification 

HSS for identity 

vendor side..

P2P...

        client for user

        ACS auto config. server defined by RCC.14 that is the center among HSS, IMS core, mStore

         

A2P...

         management portal for third party

         management server is the core among mStore, IMS core, chatbot

         northbound REST API to enable chatbots to access RCS

          southbound API (NNI or REST) to facilatate aggregator or external MaaP platform

third party side..

chatbot to aggregate with A2P management server

2. business model

2.1 P2P

Those who download the cliens can make rich communication each other

They need register and get verification by OTP

rich communication includes SIP voice call,  http based file,  location share, store and forward

It is similar to LINE or facebook messenger.

2.2 A2P

It will take operators the capability to manage the broadcasting rich text or file ads to RCS users.