3GPP Access: 3GPP Access includes all the entities involved in the network are defined by 3GPP. Example: A 3GPP defined UE getting access from 5G-RAN ( gNB ) and 5GC. Non-3GPP Access: Non-3GPP Access includes access from the entities those are not defined by 3GPP such as WLAN. Non-3GPP access is further divided into 2 … More Non-3GPP Trusted and Untrusted Access