Network Slicing. Building Next Generation Networks. GCF 5G Workshop for MENA November 2018

Transcription

1 Network Sicing Buiding Next Generation Networks GCF 5G Workshop for MENA November 2018

2 The Future Network: One sice doesn t fit a Smart grid Smart Sensor Smart Meter Mobie Communication Smart Meter Poution Monitoring Smart Grid Environment Monitoring Rea-time Surveiance System Industria Automation Car parking system Rea-time Surveiance System Smart City Management Pubic Faciities monitoring Everyone Connected Everything Connected Different QoS, SLA, Security, Scae, 2

3 3GPP defines Network Sicing in a genera way A ogica network that provides specific network capabiities and network characteristics. Service Instance ayer Network Sice Instance ayer Service 1 Service 2 Service 3 Service 4 Service 5 Sice 1 Sice 2 Sice 3 Sice 4 sub-sice2 sub-sice1 sub-sice4 sub-sice3 sub-sice5 sub-sice6 One sice provides one or more services One sice is composed by one or mutipe subsices which can be CN, RAN or BN Resource Layer Two sices can share one or mutipe sub-sices 3

4 Mutipe SDOs coaborate to standardize Network Sicing Genera architecture and origina requirements E2E bearer network incuding OTN and FexE Overa sicing standards, focusing on RAN/CN aspects Mgmt. and orchestration of sice resources, LCM of virtuaized NEs/NSs Reease 14 (TR) Reease 15 (Phase 1) Reease 16 (Phase 2) 5G Evoution R15-Stage1 R15-Stage2 R15-Stage3 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q Compete the design of network sicing s use cases, requirements and architecture Compete the design of management interfaces/ processes of network sicing Compete the standardization of sice roaming and fits business mode in R16 4

5 ZTE provides an E2E Network Sicing Soution ZTE 5G Radio IT BBU, SDR+, Coud Radio E2E Sice Orchestration and management ZTE CoudStudio (NCO, NFVO, VNFM) Design Depoyment Monitoring Security ZTE CommonCore Converged, Coud Native, SBA MEC vcdn MEC vcdn vcn-u vcn-c AAU DU/CU CU vcn-u Access Points CU Edge DC vcn-u Core DC embb mmtc Norma forwarding embb mmtc ZTE BN Soutions FexE, IP+Optica, SDN urllc High-speed forwarding urllc 5

6 From NFV to Coud Native 5G Common Core SBA CN/RAN BN Sice Operation NF decouped SBA(Service based architecture) HW & SW decouped VNF VNF VNF App components Common components Data components Standard API Standard API Virtuaization VM Container BM Muti-tiered DCs heterogeneous resource poo Dedicated HW NF virtuaized Microservices-based, stateess, and Rigid and cosed Coudified and eastic customized on-demand Fexibe depoyment across DCs 6

7 From SDR to Coud Radio Coud RAN and CUPS CN/RAN BN Sice Operation mmtc: Massive connections Deay insensitive Sensitive to cost embb: High bandwidth Differentiated requirements of atency urllc: Low atency HA Cost insensitive 5G AAU AAU/DU co-site 5G AAU+DU 5G AAU 5G AAU+DU+CU DU CU/DU co-site for ow atency AAU/DU/CU co-site for utra-ow atency DU+CU Remote site Access point Edge DC CU CU 7

8 Fexibe resource sharing enabes diverse scenarios CN/RAN BN Sice Operation Mode I: Independent Mode II: Part ofc-pane NFsshared Mode III: A C-pane NFs shared Sharing mode PCF AMF Sice1 UPF CU DU UDM SMF Sice2 PCF SMF UDM UPF CU DU Sice3 PCF SMF AMF UPF Sice4 Sice5 Sice6 UPF PCF UDM UPF CU DU SMF AMF UPF Mode I High requirement of isoation and cost insensitive; For remote medica treatment or industria automation Mode II Medium requirement of isoation and the termina accesses to muti-nss simutaneousy; For driving assistance or invehice entertainment AAU AAU AAU Mode III Low requirement of isoation and cost sensitive; For video surveiance, mobie video or inteigent meterage. 8 Remote medica treatment In-Vehice Entertainment Driving assistance video surveiance Mobie video Inteigent meterage

9 CN/RAN BN Sice Operation A unified eastic bearer network to support fexibe CN/RAN sicing Access Point Edge DC Core DC 5G AAU+DU+CU 5G Fronthau DU NRT CU DU vcn-u vcdn vcn-u vcn-c 5G 5G AAU+DU AAU+DU Midhau NRT 5G AAU+DU+CU Backhau 25GE/50GE/100GE FexE N*10G/25G Fexhau Transport Soution embb mmtc urllc Norma forwarding High-speed forwarding embb mmtc urllc Utra-high bandwidth Utra-ow atency Sicing on-demand Eastic scae-in/scae-out 9

10 Eastic Networks buit with SDN based forwarding pane and resource scheduing CN/RAN BN Sice Operation SDNO GSO NFVO CU UPF SMF AMF Service-oriented soft-sice The hierarchica SDN controers vnet Controer vnet vnet3 vnet2 vnet1 supports E2E networking hard-sice with differentiated SLA guarantees service isoation pnet Controer pnet Physica NE supports VR/LR, enabing resource sicing and isoation 10

11 Putting it a together: DevOps based Sice Management CN/RAN BN Sice Operation Sice Operation B2C and B2B2C sice operationa mode SLAMode Definition E2E SLA mode definition and spitting Sice Assurance Sice sef-heaing and sef-optimization DevOps Workfow Sice Design Sice design, pre-depoyment and testing Sice Isoation Sice resource isoation and management isoation Sice Depoyment Creating and Changing of sices and sub-sices 11

12 Sice Design: Mode-based, visua, automated CN/RAN BN Sice Operation Unified design center, unified information mode for the whoe network, aowing network-wise interconnection Network service mode defined by ETSI standard PNF Network Service Nested NS VNF Network Sice Sice Subnet NF NF Service PNF 5G network sice mode Buit-in automatic testing too, oading testing use cases, enabing automatic testing AMF Sec NSSF LB Test VM SMF MQ UDM UPF DB TEST,,,,,, Cosed-oop Design Mutipe design capabiities Network sice design Service process design Unified poicy design Automatic Config. UPF AMF UDM Rich certified components Sice tempate NSSF PCF 12 A ibrary of certified components for network, drag-and-drop editing, WYSIWYG Simuating actua environmenta parameters and conducting pre-depoymentin coud testing environment

13 Muti-Layer orchestration for automatic sice depoyment CN/RAN BN Sice Operation Customer Service Order Sice Depoyment Request Sub-sice Depoyment Request Network Service Instantiation Request NFVO/NCO CSMF NSMF NSSMF Network activation Request RAN/BN/CN EMS 13 Decomposing the sice into 1~N subsices 1 Parsing the sicing request and decomposing it into sub-sicing requests NSMF 2 3 Sending sub-sice depoyment requests to NSSMF 4 Choosing the right sub-sice instantiations or depoyments NSSMF Transating the sub-sice depoyment request into network service requests Sending service instantiation requests to NFVO Initiating network service configuration requests Reporting NSMF the depoyment resut Automatic Depoyment The muti-ayer orchestration reaizes automatic provisioning of services and sices Support the depoyment of cross-domain & cross-dc sice Support whoe process mode-driven

14 Artificia Inteigence to simpify sice management CN/RAN BN Sice Operation Unified Poicy Center Sice Management Inteigence The poicy empowered by AI reaizes the sef-generation and sef-optimization of poicies Design Center Orchestration & Management Anaysis & Monitoring The design empowered by AI reaizes the sef-earning and prediction of sice modes 5G E2E Network Sices Network Sice The orchestration empowered by AI reaizes the inteigent dispatching of resources and optima configurations The monitoring empowered by AI reaizes sef-optimization of sices and quick heaing on fauts 14

15 Network Sice seection requires UE prticipation CN/RAN BN Sice Operation User Equipment (UE) Fixed Smartphone Sensors Connected devices Industry Wide Cooperation Required 5G E2E Network Sices Network Sice NSSAI (Network Sice Seection Assistance Information) Avaiabiity of terminas with required capabiities End to end testing of the sicing operation incuding terminas Muti-vendor interoperabiity Muti-network interoperabiity 15

16 CN/RAN BN Sice Operation NSaaS opens up new business modes for Industry verticas Sice Customer Sice Operation Sice Operation Network Sice as a Service (NSaaS) Network Sice Capabiity Exposure Patform Extending from the traffic operation of 4G era to the sice operation of 5G era Network as a service fexiby provides proprietary network services to industry customers Siced Networks On-demand design Automatic depoyment Cose-oop assurance Inteigent anaysis Security isoation Network Sice Network Sice Network Sice The sice and service can be further combined to be provided to the end customer as a whoe 16

17 Summary The industry is moving from NFV to Coud Native network architectures, enabing E2E Network Sicing Technoogy Readiness ü 5G RAN: Unified frame structure, urllc, embb, mmtc, Coud RAN, CUPS ü Core Network: Coud Native, SBA, Stateess ü Bearer Network: SDN, FexE, OTN based sicing Operation/Business Mode Changes Ø DevOps (toos, organisation, training, processes) Ø NSaaS to open up new business opportunities with industry verticas Ø Rethink the traditiona modes of MVNO, Network Sharing, etc. 17

18 Thank You