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5G Core Design Principles
Rating: 4.5 out of 5(50 ratings)
1,443 students

5G Core Design Principles

5G Core Network Detail Concepts with Sample Flows and Traces
Created byHoney Charnalia
Last updated 12/2023
English
English [Auto],

What you'll learn

  • By the end of this course, participants would get the detailed understanding of 5G core concepts
  • This course includes including Non Standalone, Standalone core, Service based concepts, AMF , SMF and NRF concept with user registration
  • This course includes 5G core concepts like PDU session flows with traces , SMF and UPF interaction over PFCP protocol and handover flow between 5G & EPC Network
  • At the end of the course participants will learn 5G Core Network detail concepts with sample flows and traces

Explore related topics

Course content

1 section • 10 lectures • 3h 43m total length

  • 5G Non Standalone (NSA) Vs Standalone (SA) Core Understanding17:32

    Compare non-standalone and standalone 5g core: NSA adds nr to epc core with signaling through enodeb and mme; SA uses a cloud-native core with direct nr signaling and end-to-end slicing.

  • 5G Service Based Architecture Concepts12:56

    Explore how 5G service-based architecture uses producers and consumers, NRF service registration and discovery, and subscription/notification to share subscriber data across network functions.

  • 5G Access and Mobility Management Function (AMF) concepts18:47
  • Introduction of 5G Services Produced by AMF31:46

    Explore how the 5G core uses a service-based architecture with the AMF as producer, exposing services like nymph communication, nymph event exposure, nymph md, and nymph location for inter-NF interactions.

  • 5G Session Management Function (SMF) Concepts18:23

    Learn how the session management function (smf) maintains subscriber sessions, handles pdu establishment, allocates ips, selects upf, and enforces pcf policy and CHF quotas to enable 5g service access.

  • Introduction of 5G Services Produced by SMF14:46

    Explore how SMF, as a producer in the 5g core service-based architecture, exposes the PDU session service and the SMF event exposure to AMF, PCF, and NRF.

  • 5G User Registration Flow and Concepts22:59

    Explore the 5G core user registration flow, detailing registration requests, AMF selection, USSF authentication via NRF, UDM/SDM/SMF provisioning, PCF policy retrieval, and registration accept to complete onboarding.

  • 5G PDU Session Establishment Flow and Concepts26:18

    Explore the end-to-end 5G PDU session establishment flow, including AMF-SMF coordination via NRF, UPF selection, SME policy exchanges with UDM and PCF, and N1/N2 transfers.

  • 5G SMF and UPF Interaction Over PFCP Protocol40:37

    Explore how 5G SMF and UPF coordinate via PFCP, detailing PDR, FAR, QFI, MBR, PDI, and session lifecycle from establishment to modification, activation, and release.

  • User Mobility (IRAT) Concept and Flow Between 5G and EPC network19:55

    Explain the end-to-end 5g to 4g handover flow. Cover the roles of gnodeb, emf, amf, smf, upf, and enodeb, and the key steps like context retrieval and tunnel setup.

Requirements

  • Participants need to have basic understanding of Telecom network concepts

Description

Course Name- 5G Core Design Principles

Course Subtitle- 5G Core Network Detail Concepts with Sample Flows and Traces

Course Objective – By the end of this course, the participants would get a detailed understanding of 5G core concepts including Non-Standalone, Standalone core, Service based concepts, AMF, SMF, and NRF concepts with user registration and PDU session flows with traces, SMF and UPF interaction over PFCP protocol and handover flow between 5G and EPC network.

Prerequisites - Participants need to have a basic understanding of Telecom network concepts, a basic understanding of 5G will be beneficial for this course

Target Audience – The course can be beneficial for Telecom core engineers, Telecom professionals, and Technology learners.

Course Outline-

Course details -

Chapter 1 : 5G Non Standalone (NSA) Vs Standalone (SA) Core Understanding

In this course, Concept of 5G Core Non Stand alone and Stand alone architecture is explained and the highlighted the major difference between both the Architecture.


Chapter 2: 5G Service based architecture concepts

In this course, detailed concept of 5G service based architecture which include Network function registration and service discovery via NRF, concept of Service consumer and producer are explained along with practical use cases.


Chapter 3: 5G Access and Mobility Management Function (AMF) concepts

In this course, Concept of Access and Mobility management function, Its functionality and interconnection with all 5G network elements are captured.


Chapter 4 : Introduction of 5G Services produced by AMF

In this course, it captures the detailed explanations with use cases of all the services being exposed by AMF as producer like Namf-comm, Namf-EE, Namf-MT, Namf-location.


Chapter 5 : 5G Session Management Function (SMF) concepts

In this course, Concept of Session management function, Its functionality and interconnection with all 5G network elements are captured.


Chapter 6 : Introduction of 5G Services produced by SMF

In this course, it captures the detailed explanations with use cases of all the services being exposed by SMF as producer like Nsmf-pdusession, Nsmf-Event exposure.


Chapter 7 : 5G User Registration flow and concepts

In this section, User 5G registration flow with step by step live pcap traces along with explanation of all the parameters are captured which include AMF interaction with NRF, UDM, PCF etc are captured in detailed.


Chapter 8 : 5G PDU session establishment flow and concepts

In this section, User 5G PDU establishment flow with step by step live pcap traces along with explanation of all the parameters are captured which include SMF interaction with AMF, NRF, UDM, PCF etc are captured in detailed.


Chapter 9 : 5G SMF and UPF interaction over PFCP protocol

In this section, Understanding of CUPS Architecture, PFCP protocol concept, different Sx interface messages between SMF and UPF with live flows like Session activation, deactivation, Throttling, VoNR, Pending Downlink data etc and their corresponding traces are explained in details.


Chapter 10 : User Mobility (IRAT) concept and flow between 5G and EPC network

In this section, User IRAT handover flow between 5G Core and 4G core network along with PCAP traces are explained in detail which also captures the AMF interaction with 4G-MME over N26 interface.

Who this course is for:

  • Telecom core Engineer, Telecom professional, Technology learner

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