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5G - Peak Complexity

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5G Peak Complexity (and how to make it simpler).

Presented by Dan Warren, Head of Network Standards & Research, Samsung at Cambridge Wireless (CW), enhanced Mobile Broadband (eMBB) SIG event on 28 Nov 2019 - https://www.cambridgewireless.co.uk/events/automation-essential-5g/

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5G - Peak Complexity

  1. 1. 5G – Peak Complexity (and how to make it simpler) Dan Warren, Head of Network Standards & Research, Samsung
  2. 2. ⓒ 2019. Samsung Electronics. All rights reserved. A quick recap… 2
  3. 3. ⓒ 2019. Samsung Electronics. 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. 4. ⓒ 2019. Samsung Electronics. All rights reserved. Operational realities
  5. 5. ⓒ 2019. Samsung Electronics. 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. 6. ⓒ 2019. Samsung Electronics. All rights reserved. Where to apply AI? Everywhere! 6
  7. 7. ⓒ 2019. Samsung Electronics. 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. 8. ⓒ 2019. Samsung Electronics. 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. 9. ⓒ 2019. Samsung Electronics. 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. 10. ⓒ 2019. Samsung Electronics. 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. 11. ⓒ 2019. Samsung Electronics. All rights reserved. Thoughts and observations 11
  12. 12. ⓒ 2019. Samsung Electronics. 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. 13. ⓒ 2019. Samsung Electronics. 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. 14. Thank Youdan.warren@samsung.com @tmgb

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