Category: NAS Signalling
5G NR Cell Access Control
Radio Access barring control refers to a traffic congestion control mechanism to secure and ensure the success of critical communications calls such as emergency calls by restricting connection requests from […]
5G Identifiers SUPI and SUCI
In telecommunication systems, network operator allocate to each SIM card a unique identifier, known up to the 4G as an IMSI (International Mobile Subscriber Identity) and for the 5G as […]
5G System Connection Management: CM-Idle and CM-Connected
When a Mobile wants to communicate with 5G core network, as it first time switched-on or because it was in idle state for some time and network removed the resources […]
5G NR Global Unique Temporary Identifier (GUTI)
5G Global Unique Temporary Identifier [5G – GUTI] is a core network temporary identifier and allocated by Access and Mobility Management function [AMF] to the UE. GUTI is 80 bits […]