Nef in 5g architecture

Aug 16, 2019 · NEF (Network Exposure Function): It exposes services and resources over APIs within and outside the 5G Core. ETSI Network Exposure Function (NEF): This is the capability exposure function used by the external network entities to interface with 5G core network. By facilitating seamless integration, interoperability, and collaboration within the 5G ecosystem, NEF contributes to the development and deployment of innovative services Mar 26, 2021 · 5G Core SBA along with IMS Core and MEC System. 501/502) currently under standardization. Aug 22, 2021 · 5G Core is thus “CUPS-native”, in the sense that its system architecture support natively this separation between control plane and user plane: Fig. 522 [15] and interworking 5G/NR - Network Architecture - NSSF. The edge computing provides the possibility of hosting the application as well as the user plane for such applications that require low latency Sep 11, 2020 · 第5世代移動通信システム (5G) のコアネットワーク (以下5GC) について勉強する機会があったのでメモを残します。. The following is the list of 5G system identifiers: Dec 5, 2023 · NEF (Network Exposure Function): Exposes network capabilities and services to external applications. Thereby, enabling th Network exposure: The network exposure function (NEF) is a standardized 5G network function that enables openness. Network Function Virtualization and Software Defined Networking. 5G Services exposure by NEF is based on RESTful APIs. In an earlier report3 Strategy Analytics described how each network The first area where SCP makes a major contribution to 5G SA services is scalability. CUPS decouples control and user plane functions, enabling data forwarding components to be decentralized. Dec 1, 2023 · The network architecture of 5G (Fifth Generation) is designed to provide a highly flexible and scalable framework, enabling new services and applications with enhanced data rates, low latency, and massive device connectivity. The interaction between network functions in the 5GC is envisaged in the following two ways, per the 3GPP: 1. • Feb 4, 2018 · A quick look at 5G System architecture in Reference point representation and in Service Based representation and also look at the different Network Functions A more flexible and agile 5G core with Network Repository Function. 今回はコアネットワークのアーキテクチャについて勉強します。. Signalling in the 2G, 3G and 4G systems fell basically into one of two categories: it was either an exchange of information between two network nodes/functions, or an exchange of information between the UE and, well, whichever mobile network entity the UE needed to communicate with — be it Advanced 5G Components: Master roles of AMF, SMF, UPF, NRF, and NEF in the 5G ecosystem. Services exposure by NEF is based on RESTful APIs over a Service-based interface bus. Simply put, it works as a central registration center (registra) for all the Core Network Components. If you are new to the topic, then I recommend you start with 3GPP TS 38. With the help of NEF, 3rd party Dec 1, 2023 · Design patterns for decomposing 5G Core Network Network Function into microservices, allowing cloud-native procedures to better automate changes in infrastructure resources. This exposure of network services allows for the development of innovative use cases and the creation of new revenue streams for 5G network operators. NR CORE - NSSF. Feb 14, 2019 · Where did the NEF in 5G come from? February 14, 2019. Learn how Ericsson’s unique value proposition allows you to benefit from the standard. This section includes information about the role of Network Repository Function (NRF) in 5G Service Based Architecture. Our 5G core architecture is represented as a service-based architecture (SBA) which is a common compute platform. The UE and network derive further keys NSSF Overview. It is based on a full set of standard APIs for 4G and 5G networks and empowered by advanced capabilities for edge exposure. The NEF plays a crucial role in the 5G network's service-based architecture, by enabling the secure and controlled exposure of network capabilities to third-party applications and ecosystems. 5G Service Based Architecture creates new ways for CSPs to add Value 3GPP Release 16 ushers in a new phase for 5G services, further leveraging the 5G SA cloud native Service Based Architecture (SBA). Multi-access edge computing (MEC) is instrumental in meeting the challenging demands for 5G, especially for the 5QI needs from ultra-reliable low-latency communication (uRLLC). For Orange, the key aspects of this evaluation are the investigation of use case priorities for business, the 5G AV Generation: AUSF molds the 5G AV from the 5G HE AV by calculating HXRES* from XRES* and KSEAF from KAUSF, then replacing specific values in the 5G HE AV. 7. Session Management (SM) Policy Control. Figure 1: overview of the 5GS. The Network Exposure Function (NEF) Northbound APIs are specified by the TS 29. It will increase the deployment flexibility, reduce the installation costs of Jun 6, 2022 · Orange and Nokia evaluate NWDAF as a tool for low-latency 5G Standalone use cases. It supports advanced telephony features that enrich the user experience. The Major role of AMF is to handle NAS message from UE. By maintaining information about available network functions and facilitating dynamic service discovery, the NRF supports the scalability, flexibility, and efficient operation of 5G networks NEF in 5G and SCEF in 4G are NEs which are used for exposing services to external entities. Orange and Nokia are entering into a collaboration to investigate the feasibility and value of deploying an NWDAF solution in Orange CN 5G networks. Oracle Communications Cloud Native Core, Network Repository Function (NRF) works as a centralized repository for all the 5G network functions (NFs) in the operator’s network. Our NEF allows external developers to access and consume certain standard APIs. Leaf NWDAFs create local models and root Dec 30, 2023 · NEF (Network Exposure Function): Definition : NEF is a component defined within the 3GPP (3rd Generation Partnership Project) standards for 5G networks. It is a key component within the 5G architecture that ensures efficient network resource utilization and a personalized Learn 5G Core Network (5GC) in 3 Hrs. From its name, the main function of the AMF, is to control the access of the UE, to the 5G network. It plays a crucial role in the Service-Based Architecture (SBA) of 5G networks. The deployment strategies possible are Non Stand Alone (NSA) and Stand Alone (SA). 503 [16] with corresponding charging architecture and functionalities need to be specified to allow a full 5G commercial deployment. g. Dec 13, 2023 · 5G, or fifth-generation wireless technology, represents a significant leap forward in terms of network architecture and capabilities compared to its predecessors. 5G-EIR 5G Equipment Identity Register checks the listing status of the Permanent Equipment Identity (PEI). The 5G System architecture shall leverage service-based interactions between Control Plane (CP) Network Functions where identified. The 5G network architecture is designed to support a diverse set Mar 14, 2024 · Overall, the 5G Core Network Architecture plays a crucial role in realizing the full potential of 5G technology, enabling high-speed, low-latency, and reliable communication services for users and applications worldwide. Figure 2 shows the 5G system architecture (TS 23. Background Data Transfer (BDT) Policy Control. As described above, the ‘flat’ 5G Service Based Architecture inherently creates more transactions volume. 520. As shown in the following diagram, NRF has connected to all the 5G Core components in HPLMN and get connected to another NRF in VPLMN with N27 interface. Aug 16, 2021 · 5G Core follows the control and user plane separation (CUPS) strategy that was introduced in 3GPP Release 14. Service-Based Architecture Exposure Function (NEF) and the Network Data Analytics (NWDAF) functions. It is feature-rich and designed from the ground-up using Oct 20, 2018 · NEF provides a mechanism for securely exposing services and features of the 5G core. Security of the interface between NEF and TSN AF (re-)uses TLS-based mutual authentication and OAuth-based authorization. NEF enables third-party applications to access network services and data, fostering innovation and the creation of new services. In the 5G system specifications there is a set of new functionalities that serves as enablers for edge computing. 5G/NR - Network Architecture - NRF. The 5G Core Network is an evolution of the 4G Evolved Packet Core (EPC). KSEAF Removal: AUSF extracts the KSEAF and dispatches the 5G SE AV to the SEAF. These interfaces are responsible for tasks such as inter-RAN node • an application function (AF) interacting with 5G control plane functions to influence traffic routing and steering, acquire 5G network capability information, and support application instance mobility; and • the possibility of reusing the edge computing resources and managing/orchestrating applications and/or 5G Dec 22, 2021 · 1. The 5G architecture is designed to accommodate the increasing demand for higher data rates, lower latency, and improved connectivity for a wide range of devices and applications. Nokia has long committed to enabling platform innovation through open APIs and the 5G core continues this tradition. In this paper, we introduce a distributed NWDAF structure tailored for federated learning (FL) in 5G. Its primary function is to facilitate communication and interaction between the 5G network and external entities Jul 15, 2019 · 5G Core Network Architecture. 300 (5G radio and RAN overview) and 3GPP TS 23. The rational behind CAPIF is to use this framework for defining any future API definitions in 3GPP. Access and Mobility (AM) Policy Authorization. The AMF refers to ‘ Access and Mobility Management Function ’. Dec 14, 2023 · In the context of 5G, the Network Exposure Function (NEF) is a key component that allows exposure of network capabilities to external applications. Definition: NEF—Network Exposure Function N3IWF—Non-3GPP Interworking Function; In addition, Affirmed Networks also supports legacy 3GPP (2G, 3G, 4G) and non-3GPP functions in the same architecture. One of these functionalities is the Network Exposure Function (NEF), which is part of the 5G core network architecture. Feb 22, 2019 · The major difference with 5G Core (5GC) compared to EPC is that 5GC’s control plane (CP) functions interact ina Service-Based Architecture (SBA). [1] [2] Each network slice is an isolated end-to-end network tailored to fulfill diverse requirements requested by a particular application. This white paper is focused primarily on utilizing these edge computing enablers. For more insights and expert commentary on Multi-Access Edge Computing, download our editorial report, MEC: Key 5G architectural considerations when milliseconds matter. Further security enhancements against false base stations Sep 13, 2023 · Network Architecture: * 4G: In 4G networks, charging functions are typically less integrated and may involve multiple separate components. SA denotes 5G NR Jan 24, 2023 · In summary, 5G NR interfaces such as X2/Xn, S1/NG, F1 and E1 are used to support various functions and operations in the 5G network. 501 [11], TS 23. 5G ETSI 650 Route des Lucioles F-06921 Sophia Antipolis Cedex - FRANCE Tel. It enables the external application administrators to customize the network for providing innovative services to their end-users. However, the existing centralized NWDAF structure can be overloaded if an amount of analytic data are concentrated. , fixed line, WiFi, satellite, etc. The NRF is a key component of the 5G Service Based Architecture. * 5G: 5G introduces a more integrated and converged charging system where various charging functions are unified within the Converged Charging System (CHF), allowing for more flexibility and efficiency. It plays a crucial role in facilitating the exposure of certain network capabilities to external applications, services, and third-party developers. This section includes information about NSSF Installation in 5G environment. Best Dec 30, 2023 · Network Exposure Function (NEF) is a fundamental component of 5G networks, enabling controlled, secure, and efficient access to network resources by third-party applications. Interacting with the Policy Control Function (PCF), enabling policy control. It plays a crucial role in enabling the development of innovative services, applications, and use cases. Nokia’s NEF uses the same technology already deployed in telecom networks around the world. The 5G System architecture is defined to support data connectivity and services enabling deployments to use techniques such as e. Technical Details: Dec 8, 2022 · The 5G User Plane Function (UPF) is a fundamental component of the 3GPP’s New Radio (NR) mobile core infrastructure system architecture. Dec 11, 2023 · The Network Exposure Function (NEF) is a key component in the 5G Core (5GC) network architecture. The main entity of the NG-RAN is the gNB, where Dec 28, 2023 · The NRF in 5G NR serves as a central repository and discovery function that plays a crucial role in enabling the Service-Based Architecture of 5G networks. QoS Optimization in 5G: Delve into QoS, QFI, and optimizing services across 5G networks. It enables the exposure of certain network capabilities and services to external applications and services, allowing third-party developers and services to interact with the 5G network. The O-RAN Alliance formed to undertake the advancement of NG-RAN philosophies, expanding on the scope of what was originally outlined by the 3GPP. 4 is showing the 5G system architecture in “reference point representation”, highlighting the interaction existing between the NF services in the network functions described by point-to Aug 25, 2022 · The 5G System architecture allows the UDM, PCF and NEF to store data in the UDR, including subscription data and policy data by UDM and PCF, structured data for exposure and application data Dec 29, 2022 · The 5G Session Management Function (SMF) is a critical 5G core component that performs a fundamental role in the 5G Service-Based Architecture (SBA). NRF stands for Network function Repository Function. Network functions like NEF, NRF, PCF, UDM, AF, AUSF, AMF, SMF are designed as containerized cloud-native microservices thereby enabling quick creation of scalable and resilient networks. The format of the UE identifier has been revised to support various access types (e. But it also emphasizes the need for evolution to a new 5G CCS charging and monetization architecture Oct 31, 2022 · The TSN AF is a network function that knows deterministic application requirements and requests TSC services from the 5G system via network exposure function (NEF). It is the world's first NEF that supports leading edge network slicing. The intricacies of 5G core network architecture, its components, and how it facilitates high-speed, low-latency communication. 5G brings newer business models and never imagined services CSPs can offer their enterprise and consumer customers. It acts as repository of all services offered by the different network functions. Let's delve PCF (Policy Control Function) Policy Authorization. The architecture is characterized by a service-based approach, network slicing, and support for both traditional and . AF Application Function provides services such as application influence on traffic routing, access to the Network Exposure Function (NEF), and interaction with the policy framework. In particular, a service-based architecture (SBA) is the basis for the 5G Core Network. 5G network architecture refers to the overall structure and organization of a fifth-generation (5G) cellular network. : +33 4 92 94 42 00 Fax: +33 4 93 65 47 16 Siret N° 348 623 562 00017 - NAF 742 C Association à but non lucratif enregistrée à la Sous-Préfecture de Grasse (06) N° 7803/88 Important notice The present document can be downloaded from: Dec 21, 2023 · The 5G network introduces a variety of new features and functionalities compared to its predecessors like 4G LTE. 3 Location Services Architecture Overall System Architecture The overall system architecture can be divided into the Radio Access Network (RAN) and the 5G Core Network (5GCN). Affirmed Networks delivers these 5G functions through its partners: AUSF—Authentication Server Function ; UDM—Unified Data Management Sep 2, 2022 · Abstract. May 26, 2023 · The 3GPP defines a Service-Based Architecture (SBA) in which the control plane functionality and common data repositories of a 5G network are delivered through a set of interconnected Network Functions (NFs), with each NF authorized to access the services of other NFs. Oct 4, 2022 · To enable continuity of service in such scenarios, the architecture supports transfer of the UE’s application context between MEC for seamless service continuity. 5G service-based architecture (SBA) unlocks next-gen use cases, opens monetization opportunities, and simplifies operations. Network Slice Selection Function (NSSF) selects the network slicing instance (NSI), determines the allowed network slice selection assistance information (NSSAI) and sets AMF to serve the UE. Dec 30, 2023 · NEF is another essential component in 5G architecture responsible for managing and controlling access to network data, services, and resources. Network Repository Function (NRF): It aids the 5G services based architecture. Jan 15, 2024 · The Network Exposure Function (NEF) is a crucial component within the 5G Core (5GC) network architecture that plays a pivotal role in enabling the exposure of network capabilities and services to external applications and services. These enablers are essential for integrated MEC deployments in 5G networks. 5G base station is called as Next Generation Node B (gNB). May 7, 2019 · This Ericsson Technology Review article explores recent advances in the service exposure area that have resulted from the move toward 5G and the adoption of cloud-native principles, as well as the combination of Service-based Architecture, microservices and container technologies. For the UPF, 5G Core Network system architecture leverages concepts defined with CUPS in Rel-14 of the LTE specification and defines a dedicated UPF to handle all aspects of user data packet transfers. Cloud-native. This NAS message would mostly comes from RAN (gNB) but theoretically it can come from other Non 3GPP components. 5G. • Examples of three decomposed Network Functions that were implemented and tested to demonstrate the advances of following a microservice software architecture. NSSF plays (Network Slice Selection Function) has relatively simple function and interact with only a few NF (Network Functions). The SMF is primarily responsible for interacting with the decoupled data plane, creating, updating and removing Protocol Data Unit (PDU) sessions and managing session context with the User Plane Function (UPF). This chapter presents the network architectures used by different generations of cellular networks, from 1G to 5G; evolution of the RAN architecture (D-RAN, C-RAN, and O-RAN); detailed study of the 4G architecture, including signal processing in the BBU and description of the functions of the network elements; setailed study of the 5G 5G Architecture: The generic 5G system (5GS) architecture consists of User Equipment, Radio Access Network supporting New Radio (NR) and the cloud-native 5G core networks (5G-CN). is defined in 3GPP Specification TS 29. Service-Based Architecture (SBA) is an evolution of this approach and it's been adopted by 5G System. Online Course. Exposes capabilities and events Secure provision of information from an external application to 3GPP network Overall architecture. The X2 and S1 interfaces are reused from LTE networks with some extensions, while the Xn, NG, F1 and E1 interfaces are newly specified for 5G. 5GCの仕様は3GPPという団体が標準化しており、. Jan 8, 2021 · Download chapter PDF. 501 version 15. The reference point representation is defined as a “good old way” architecture, known from the previous mobile generations. Followings are the name of each network component. The solution enables you to integrate and trade with NEF in Open 5G Lab is built using Nokia expertise. SEAF's Request to UE: SEAF sends RAND and AUTN values to the UE. 4. For network automation and intelligence in 5G, the network data analytics function (NWDAF) has been introduced as a new network function. User Plane Function (UPF) is responsible for packet processing and traffic aggregation of user traffic. Source: Ivezic 2020. With LTE vEPC, the first efforts were made towards virtualization. In these networks, a service-oriented architecture is developed to support a wide range of Oracle Communications Network Exposure Function is a cloud native micro services-based architecture solution which provides a means to securely expose 3GPP network capabilities to the application function. Technical Aspects: NEF facilitates the exposure of certain network capabilities, such as subscriber data, service capabilities, and network status System Architecture for the 5G System (3GPP TS 23. And the make mobility management for the UE. CAPIF is Common API Framework Architecture which is developed by 3GPP for exposing services to the external entities via API. AMF can retrieve NRF, NSI ID, and target AMFs as part of UE At present with 5G deployments kicking off and 3GPP standardizing all necessary specifications, complete implementation of NWDAF is possible. As mentioned, allowing UPF to be deployed on Jan 1, 2023 · 5G Network Exposure Function (NEF) enables a secure & robust access to the exposed network services and capabilities of your 5G network. A cloud-based, microservices-built set of functionalities that delivers the benefits of both internal and external network exposure, Amdocs/Openet 5G NEF securely buffers internal (service provider) and external developer communities from internal 5G service-based architecture workings. Jean-Jacques DeLisle - Mouser Electronics. Here's a The fifth-generation (5G) network has been designed to support highly reliable and fast communication technologies to satisfy the increasing demands for higher values of data rates, device density, user mobility, spectrum, and energy efficiency [1]. Jan 1, 2022 · The 5G system defines the subscriber identifier independently of the UE identifier. 502 [12] and TS 23. It defines how different network components and entities are interconnected to enable the delivery of high-speed data, low latency, and a wide range of services. Cutting-edge Technologies: Learn network slicing, service-based architecture, and 4G-5G transitions. 5G SA Traffic Load on Control Plane will be very High and potentially very ‘Bursty’ comparable to ‘Signaling Storms’. NEF allows external entities to interact with the 5G network and utilize specific functionalities Ericsson Cloud Core Exposure Server is a cloud native core network exposure function in Ericsson’s dual-mode 5G Core offering. The AF resides in the control plane of the 5G Service-Based Architecture (SBA), and its main responsibilities include: Accessing the NEF for retrieving resources. It acts as a Security layer when an outside application tries to connect with the 5G Core Network functions. 3. Following the basic requirements, a common architecture integrating MEC and NFV has been defined , which incorporates ETSI NFV MANO as a part of the management and orchestration domain. It also supports both containerized (using Docker) as well as VNF-based deployments, facilitating matured, integrated, and robust 5G implementation at the application, infrastructural, and process levels. In 5G, a new security network function, Authentication Server Function (AUSF) has been introduced in the 5G core (5GC) to manage the UE authentication using the SUCI or the SUPI and to manage the root session key KAUSF. It focuses on the interactions between pairs of network functions defined by Jan 15, 2024 · The Policy Control Function (PCF) plays a crucial role in the 5G Core (5GC) network, responsible for managing and enforcing policies related to the quality of service (QoS), access control, and user-specific conditions. As we describe in our related resource, The Journey to 5G, there is always a time period during which multiple network generations exist at once. The NRF allows 5G NFs to register and discover each other via a standards-based API. Oct 26, 2023 · 5G with TSN Features Enables New Use Cases. Network Slicing: Network slicing is a key concept in 5G architecture, allowing the network to be logically divided into multiple virtual networks with specific characteristics to meet different service requirements. Nov 23, 2020 · O-RAN is an evolution of the Next Generation RAN (NG-RAN) architecture, first introduced by the GSMA’s 3GPP in their release 15 (5G version 1) technical specification TS 38. Simply put, AMF is a central control box or central hub of the whole 5G core network. Developers can use APIs provided by NEF to access specific Nov 17, 2023 · The 5G Evolved Packet Core (EPC) is a key component of the 5G network architecture that provides the core network functions for handling data traffic, signaling, and mobility management. The architecture of NWDAF is defined in 3GPP Specifications TS 23. 5G-based wireless time-sensitive networking (WTSN) will bring new capabilities such as bounded latency, private and converged networks, and network slicing to TSN. 2. AMF plays the most crtical (central) roles in 5G core network. 仕様を把握するためには英語 5G network slicing. Cellular core networks till LTE used specialized telecom protocols running on specialized telecom hardware. The AUSF stores the root session key KAUSF and further keys are derived from this key. Nov 28, 2023 · The architecture of a 5G (fifth-generation) network is designed to provide enhanced capabilities, increased data speeds, lower latency, and support for a wide range of applications and services. The EPC for 5G builds upon the architecture used in previous generations, such as 4G LTE, but it introduces new elements and capabilities to meet the Available inEnglish 简体中文. Access and Mobility (AM) Policy Control. Let's delve into the technical details of the 5G Network Exposure Function. 501 (5G core network overview and architecture). Oct 26, 2023. AMF 5G Access and Mobility Management Function handles Support for Edge Computing in 3GPP. ) because the 5G system provides converged network solutions. The NRF maintains an updated repository of all the 5G elements available in the operator's network along with the services provided by each of the elements in the 5G core Dec 11, 2023 · Description: The Network Exposure Function (NEF) is a key element in the 5G architecture that provides external applications and services with controlled access to network data and functionalities. Schematically, the 5G system uses the same elements as the previous generations: a User Equipment (UE), itself composed of a Mobile Station and a USIM, the Radio Access Network (NG-RAN) and the Core Network (5GC), as shown in the figure below. Assuming the role of either service consumer or service producer, Network Feb 15, 2022 · The 5G CCS can enable CSPs to monetize and charge for any digital services exposed via the 5GC Network Exposure Function (NEF). Autonomous drones and network coverage There are further challenges in connected drone use cases for which the solution is still being explored – such as controlling the drone remotely via a Dec 1, 2023 · NEF (Network Exposure Function): NEF is a key element in the 5G architecture that facilitates the exposure of network services and capabilities to external entities, allowing them to interact with the 5G network. A key Network Function (NF) of SBA is the Network Repository Function (NRF), which provides NF service registration and discovery, enabling NFs to identify appropriate services in one another. Dec 23, 2023 · In 5G networks, the NEF (Network Exposure Function) plays a crucial role in enabling the exposure of the network's capabilities and services to authorized third-party applications. Ericsson Edge Exposure Server is a new component in Ericsson Cloud Core Exposure Server. May 4, 2020 · Specific data have to be exchanged between MEC management entities and 5G Network Exposure Function (NEF). To prevent doubling of management functionalities Exposure is supported in 5G System (5GS) as specified in TS 23. The AMF, is the first point in the control plane, that connects to the gNB. 1. Jan 15, 2024 · The Network Exposure Function (NEF) is a crucial element within the 5G Core (5GC) network architecture that plays a significant role in enabling network programmability and facilitating the interaction between the 5G network and external applications or services. 401. Within a PLMN, it interact only with NRF and AMF and exchange information about Network Slice Selection. Mar 2, 2018 · On 3GPP web, in turn, there is a plenty of documents, while the 5G related ones are in 38-series (regarding RAN and air interface), and 23-series (regarding Core network). The 5G architecture is based on a set of key principles, including flexibility, scalability, and support for diverse use cases. Aug 17, 2023 · With this second blog post we aim to demystify the 5G Core network, its architecture, and how it stands apart from its predecessors. The NEF function is a part of the 3GPP's (3rd Generation Partnership Project) architecture and is defined to ensure that network functions and services can be Jun 8, 2020 · The local break-out is dynamically triggered from drone application towards NEF in 5G Core and activates the key network functions to enforce the policy. 288 and the detailed specification with APIs, etc. Its primary purpose is to expose network capabilities and services to external Mar 19, 2021 · The “G” in 5G stands for “generation. 5G network slicing is a network architecture that enables the multiplexing of virtualized and independent logical networks on the same physical network infrastructure. ” 5G technology architecture presents significant advances beyond 4G LTE (long-term evolution) technology, which comes on the heels of 3G and 2G. Robust 5G Security Measures: Cover essential security protocols and Dec 1, 2022 · In a nutshell, it exposes the Application Layer for interaction with 5G NFs and network resources. It acts as a policy enforcement point and provides an interface for authorized entities to access specific network functions and information based on defined policies and rules. We will delve into the core network functions, the role of Cloud-Native architecture, the concept of network slicing, and how these elements come together to define the 5G Network Architecture. 0 Release 15) TECHNICAL SPECIFICATION . The UPF represents the data plane evolution of a Control and User Plane Separation (CUPS) strategy, first introduced as an extension to existing 4G/LTE Evolved Packet Cores (EPCs) by the 3GPP in their Release 14 specifications. 5G network data analytics function (NWDAF) is designed to streamline the way core network data is produced and consumed, as well as to generate insights and take actions to enhance end-user experience. Policy Control Event Exposure. Dec 11, 2023 · NEF (Network Exposure Function): Definition: The Network Exposure Function (NEF) is a key component within the 5G Core (5GC) architecture. With the help of NEF, 3rd party applications can also access the 5G services. ek ip pq xd is au vy pe sw hw