123554
The application running on a user device (UE) that interacts with the network to send and receive messages.
Understanding ETSI TS 123 554: The Architecture of 5G Messaging (MSGin5G) April 29, 2026 Category: Technology / 5G Standards 123554
stands for Messaging in 5G . It is a framework designed to enable a robust, flexible messaging service that can be used by both specialized 5G applications and legacy communication services. Unlike traditional SMS, which is network-centric, MSGin5G is designed to be more application-oriented, offering higher reliability and lower latency for IoT devices, smart cities, and enhanced communication services. Key Components of the 123 554 Architecture The application running on a user device (UE)