Category: 5G Core
5G EPS Fallback – 5G to 4G Handover
Introduction A Network Operator providing 5G NR and 4G LTE service, but it may not be possible to have 5G coverage everywhere and at some point when 5G coverage or […]
5G N26 Interface – 5G to 4G Interworking
Introduction N26 interface is an interface which interconnects the 5G Core network function AMF with 4G network node MME and enables interworking between 5G to 4G and visa versa. N26 […]
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 VoNR Deployment Strategy for Existing Service Providers
Introduction As 5G network are rolling out, it is very much required for Service Providers to enable basic Voice services. To achieve this, the 3GPP has defined the requirements for […]
SSC Modes – Session and Service Continuity in 5G
In any telecom technology one of the key feature requirement is data session and service continuity to enusre the uninterrputed service experience to the users irrespective of any change of […]
5G NR SDAP – Service Data Adaptation Protocol
The 5G NR has introduce new mechanism to manage the Quality of Service via QoS flow and to handle QoS flow specifications has introduced a new Sublayer SDAP in air-interface […]
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 […]
Lawful Intercept (LI) in 5G System
For any Service Provider/Wireless Operator Lawful Interception (LI) is one of the must satisfy regulatory requirements and a legal obligation towards the Law Enforcement Agencies and Government Authorities. Lawful Intercept […]
NGAP – NG Application Protocol over N2 Interface
In the 5G SA, NG interface is designed to interconnect gNB and 5G Core which is similar to S1 interface in 4G LTE connects eNB and EPC. Considering Control and […]