Mobile communication has seen massive growth from last decade due to its evolution and deep penetration in the society. Every new generation brought in new changes to the system such as high data-rates and higher data speeds.
NFV is central concept in 5G technology. This paper gives a brief overview of NFV – its architecture, benefits and how 5G implements network slicing. It also describes steps in building an NFV Ready Network.
Unified Data Management (UDM) is a centralised way to control network user data. It is like 4G/LTE’s Home Subscriber Service (HSS) but is cloud-native and designed for 5G. The function of the HSS in the 5G network is split into the Authentication Server Function (AUSF) and the UDM.