Category: 5G Network Architectures
What is E2 Interface in Open RAN ?
Introduction The E2 interface is an open interface between two end points, i.e., the near-RT RIC and the so-called E2 nodes, i.e., DUs, CUs in 5G and O-RAN compliant eNBs […]
5G Mobility Scenarios – Handovers
Introduction In a wireless 5G network, when a mobile device (UE) travelling across different sites, it can be either in connected mobility or Idle mode mobility. Considering the two situation’s […]
Telco Cloud Infra Timing Application – ptp4l, phc2sys and pmc
Introduction Timing is very critical for Radio Access Network (RAN) for error free packet delivery to the Mobile devices and controlling the inter-site interference by keeping SFNs, Transmission and reception […]
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
N26 interface 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 […]
Open RAN – Service Management and Orchestration (SMO)
Introduction The SMO is an automation platform for Open RAN Radio Resources and known as Service Management and Orchestration (SMO).The specifications for SMO framework are defined by Open RAN Alliance. […]
5G VoNR Deployment Strategy for Existing Service Providers
5G VoNR 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 […]
5G FAPI – Femtocell Application Programming Interface
Introduction FAPI is an interface, which originally meant Femtocell Application Programming Interface defines the interface between MAC-Layer#2 and PHY – Layer#1 for small cells. FAPI is specified by the Small […]
Lawful Intercept (LI) in 5G System
Lawful Interception 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. […]
5G SA Handover – Inter gNB-DU and Intra gNB-CU Handover
Mobility (Handover) in an important feature in any telecom generation and so it is in 5G. The basic handover procedure remains same as it was in legacy networks, i.e. UE […]