5G Core Part 1 — Architecture Overview

Starfield Library, Coex, Seoul, South Korea [© F2023]

Introduction

5G is certainly the loudest buzzword in the networking industry for the past few years. Many carriers announced their 5G networks in 2019 but these 5G deployments were mostly based on the 3GPP Release 15. The 3GPP Release 15 still missed out many important 5G’s feature and service specifications such as the new 5G Core (5GC), cell densification, and support of network latency…