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5G - Peak Complexity
The document discusses the complexities of 5G architecture and explores ways to simplify it, highlighting operational realities and potential AI applications in network optimization. It emphasizes the need for both specific function optimization and end-to-end throughput enhancement, addressing challenges in achieving efficiency within network functions. The presentation concludes with insights on micro-services, cloud integration, and orchestration in 5G networks.
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5G - Peak Complexity
- 1. 5G – PeakComplexity (and how to make it simpler) Dan Warren, Head of Network Standards & Research, Samsung
- 2. ⓒ 2019. SamsungElectronics. All rights reserved. A quick recap… 2
- 3. ⓒ 2019. SamsungElectronics. All rights reserved. 5G Architecture NSMF MDAF NSSF NEF NRF PCF UDM UDR AF CSMF EGMF NFMF AUSF AMF SMF UDSF NWDAF SEPP UPF DN 5G-EIR NSSMFNFVO VNFM VIM All VNFs Orchestration Management Control Plane User Plane RRU DU CU-CP CU-UP VNF Pool
- 4. ⓒ 2019. SamsungElectronics. All rights reserved. Operational realities
- 5. ⓒ 2019. SamsungElectronics. All rights reserved. Sliced to abstraction? DN NFVO VNFM VIM Orchestration Management Control Plane User Plane CU-DU SplitUse Plane LBO MEC NSMF MDAF NSSF UDM UDR AF AUSF UDSF NWDAF SEPP 5G-EIR NSSMF NWDAF5G-EIR CU-DU split with shared core VNFsUse Plane LBO with shared core VNFsUse Plane LBO with (different) shared core VNFsCU-DU SplitUse Plane LBO MECCU-DU split with shared core VNFsUse Plane LBO with shared core VNFsUse Plane LBO with (different) shared core VNFsCU-DU SplitUse Plane LBO MECCU-DU split with shared core VNFsUse Plane LBO with shared core VNFsUser Plane LBO with (different) shared core VNFs VNF Pool
- 6. ⓒ 2019. SamsungElectronics. All rights reserved. Where to apply AI? Everywhere! 6
- 7. ⓒ 2019. SamsungElectronics. All rights reserved. Is there anything other than a full system view? 7 NF Optimise throughput 15% 1. Objective specific vs. full NF optimisation NF Reduce Power Consumption -15% NF Optimise throughput ? % Reduce Power Consumption ? % Multi-KPI Optimisation ? % …
- 8. ⓒ 2019. SamsungElectronics. All rights reserved. Is there anything other than a full system view? 8 NF1 Optimise throughput 15% NF2 Optimise throughput 10% NF3 Optimise throughput 20% 45% ? 51.8% ? 15% ? 0% ? -15% ? 2. Function specific vs end-to-end ?? ?? Optimise end-to-end throughput
- 9. ⓒ 2019. SamsungElectronics. All rights reserved. Is there anything other than a full system view? 9 NF1 Optimise throughput 15% 3. Function specific vs Domain NF1 Optimise throughput 15% NF1 Optimise throughput 15% NF1 Optimise throughput 15% NF1 Optimise throughput 15% Optimise Load Balancing
- 10. ⓒ 2019. SamsungElectronics. All rights reserved. Combining the conclusions 10 NF1 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF1 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF1 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF1 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF1 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF1 Optimisation NF1.1 Optimisation NF1.2 Multi-KPI Optimisation … Optimise NF1 Domain KPIs NF2 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF2 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF2 Optimisation NF2.1 Optimisation NF2.2 Multi-KPI Optimisation … Optimise NF2 Domain KPIs NF3 Optimisation 1 Optimisation 2 Multi-KPI Optimisation … NF3 Optimisation NF3.1 Optimisation NF3.2 Multi-KPI Optimisation … Optimise NF3 Domain KPIs Optimise end-to-end KPIs This is without Slicing, without Service orchestration and only considering one Network Function per domain. Why is it so hard (particularly when it seems so easy in a Cloud)?
- 11. ⓒ 2019. SamsungElectronics. All rights reserved. Thoughts and observations 11
- 12. ⓒ 2019. SamsungElectronics. All rights reserved. Micro-Services and Kubernetes 12/23 5G Network Function A Consumer Network Service 1 Network Service 2 Create Update Release Request Response Operation 5G Network Function B Network Service N
- 13. ⓒ 2019. SamsungElectronics. All rights reserved. Moving beyond NFs vRAN vCore VNF1 VNF2 VNF3 VNFn VNF7 VNF8 VNF9 VNFx VNF1 VNFn VNF9 VNFx NFVO VNFM VIM VNF3 MS-A MS-B MS-C MS-D VNF4 MS-W MS-X MS-Y MS-Z … VNF Catalog Service Orchestration VIM Container1 MS-A MS-B MS-C MS-D MS-W MS-A MS-Y MS-C Container Catalog Service Orchestration Container Mgmt Container2 MS-W MS-G MS-N MS-C Container3 … Container1 Container2 Container3 ContainerX ContainerY ContainerZ MANO 4G 5G Beyond 5G
- 14.