5G PDU Session and Its Types

Introduction In 5G System, the one of the key task for the networ is to provide the connectivity to UE towards  a Data Network (DN) know as 5G DNN which […]

5G NAS Mobility Management – 5GMM

At 5GC, NAS Mobility Management (5GMM) procedures are responsible to keep track whereabouts of the UE, UE authentication and control integrity protection and ciphering. The 5GMM procedures also used by […]

5G NAS – Authentication Failures Cause Values

In 5G Network, Non-access stratum (NAS) layer managed the PLMN specfic Network Failure and Authentication Failures between the 5G UE and 5G Core. Mutual authentication is a mandatory security procedure […]

5G NAS – Registration Reject Cause

In 5G NR, Registration is a NAS layer or 5G Mobility Management (5GMM) process and it is very much similar to the Attach Process in LTE except some of the […]

Voice Over NR (VoNR Call Flow)

We are seeing 5G Stand Alone (SA) data services are rolling out throughout the world, it is very much essential for MNOs to provide services such as Voice/Video calls. To […]

5G RAN and 5GC Network Slice Signaling

Network Slicing is considered as one of the key feature by 3GPP in 5G.  A network slice can be looked as a logical end-to-end network that can be dynamically created. […]

5G Authentication and Key Management 5G-AKA

Secure communication in any cellular network can be achieved with help of AKA procedure.  AKA is Authentication and Key Management procedure which involve mutual authentication between User Device and the […]