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Mastering 5G Network Design, Implementation, and Operations

You're reading from Mastering 5G Network Design, Implementation, and Operations

Product type Book

Published in Jun 2023

Publisher Packt

ISBN-13 9781838980108

Pages 434 pages

Edition 1st Edition

Languages

Concepts

Information Architecture

Authors (3):

Shyam Varan Nath

Ananya Simlai

Oğuzhan Kara

View More author details

Table of Contents (23) Chapters

Preface

1. Part 1:Introduction to 5G

2. Chapter 1: Introduction to 5G

3. Chapter 2: End-to-End Architecture Components, Concepts, Security, and Transport

4. Chapter 3: Building Blocks – Cloud Native Infrastructure

5. Chapter 4: 5G Air Interface and Physical Layer Procedures – Part 1

6. Chapter 5: 5G Air Interface and Physical Layer Procedures – Part 2

7. Chapter 6: 5G Air Interface and Physical Layer Procedures – Part 3

8. Chapter 7: Packet Core Procedures

9. Chapter 8: Voice over New Radio (VoNR)

10. Part 2:5G Network Design, Deployment Models, and Advanced Use Cases

11. Chapter 9: 5G Deployment Options

12. Chapter 10: 5G Non-Standalone Networks

13. Chapter 11: 5G Standalone Networks

14. Chapter 12: 5G Infrastructure Design

15. Chapter 13: 5G Network Slicing

16. Chapter 14: 5G and Autonomous Vehicles

17. Chapter 15: 5G Fixed Mobile Convergence

18. Chapter 16: 5G and Satellite Communications

19. Chapter 17: Automation, Orchestration, and Testing

20. Index

Why subscribe?

21. Other Books You May Enjoy

Appendix

VoNR call flow

In the previous section, we saw how an IMS PDU session is established. In this section, we will go over the VoNR call flow, which is used when a user places a voice call.

Figure 7.25 – VoNR call flow – part 1

Figure 7.25 – VoNR call flow – part 1

Step 1: The UE initiates SIP registration toward the called party via UPF, and P-CSCF through the IMS core network in the backend.

Step 2: P-CSCF sends Npcf_PolicyAuthorization_Update to the PCF to enforce policies, modify service information, apply gate control for traffic shaping and policing, modify subscription to SDF notification/deactivation, and so on.

Step 3: The PCF sends an HTTP POST request (/callbacks/v1/smPoliciesUpdate Notification/imsi-123xxxxxx:1:1591309591702656285/update) to the SMF to update PCC rules (SIP VoNR audio), policy control request triggers, SDF, and charging-related information.

Step 4: The SMF processes the received PCC rules and sends a 204 No Content (200 OK) message for...

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Authors (3)

Shyam Varan Nath

Specialist Leader - AI & Analytics, Deloitte

See other products by Shyam Varan Nath

Ananya Simlai

Ananya Simlai is a Solutions Architect with primary focus on Wireless- 4G-5G Mobility Networks, Cloud Native and NFVI, she is a Trusted Advisor for service providers helping them address their technological challenges thereby enabling them to smoothly transition across technologies like 4G- 5G. She has been a speaker on 5G on international forums and also interacts with CTO teams to design their 5G story. She has published multiple papers on 5G and holds granted patents. She has been instrumental in designing, implementing and successfully rolling out one of the largest 5G mobile networks in the globe. She is currently working as an architect in Google and has previously worked in Vmware, Cisco, Altiostar Networks and Starent Networks.

See other products by Ananya Simlai

Oğuzhan Kara

Oğuzhan Kara is a microelectronics engineer with 12 years of mobile technologies experience including 5G NR, VoLTE, LTE-A, O-RAN, IoT, AI and autonomous systems. He is an expert in Radio Access Network (RAN) design and network optimization. He worked as consultant for different mobile network operators such that AT&T, Partner (f.k.a. Orange in Israel), Hot Mobile, and Yota. In 2021, he founded his own telecommunications consultancy company based in London, UK and he is currently providing 5G consultancy services to Qualcomm and Vodafone.

See other products by Oğuzhan Kara

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