5G SA Core Network Procedure: Network-initiated Deregistration Call Flow
If the image is not visible clearly, open the image in new tab and zoom in the image. 1: UDM -> AMF -> [Conditional] If the UDM wants to…
5G SA Core Network Procedure: UE-initiated Deregistration Call Flow
If the image is not visible clearly, open the image in new tab and zoom in the image. There are 2 types of deregistration requests: 1. UE to…
5G SA Core Network Procedure: Registration Call Flow with AMF re-allocation
If the image is not visible clearly, open the image in new tab and zoom in the image. Step 1: Registration Request UE –> RAN Step 2:…
5G SA Core Network Procedure: Registration Call Flow without AMF re-allocation
If the image is not visible clearly, open the image in new tab and zoom in the image. UE needs to register to the network to get the services…
5G SA Core Network Procedure: Registration Call Flow Radio Network only
In this chapter we shall see the message exchanges between UE, RAN and AMF. 1. When a UE is switched on, it will scan the available to perform…
5G SSC modes
SSC: Session and Service Continuity Mode SSC is used to support multiple continuity requirements. SSC is associated with PDU session and will…
5G Core Network Element: UPF, UDM, PCF in detail
UPF: User Plane Function UPF processes and forwards user data to/from SMF. It will connect to external data networks. It will generate…
5G Core Network Element: SMF in detail
SMF : Session Management Function SMF is responsible for setting up the connectivity for the UR towards the Data Networks. It also manages…
5G Tutorial: 5G Core Network Element: AMF in detail
In this chapter we shall have a look at the functions of 5G Core Network elements 1. AMF: Access and Mobility Function AMF is similar to MME…
5G Tutorial: 5G Reference Point Architecture
In the last chapter we saw Service Based Architecture. In this chapter we shall see reference point architecture. Image below shows the…