ETSI GS NFV-MAN 001-2014 Network Functions Virtualisation (NFV) Management and Orchestration (V1 1 1)《网络虚拟化技术 (NFV) 管理和业务流程 (V1 1 1)》.pdf

1、 ETSI GS NFV-MAN 001 V1.1.1 (2014-12) Network Functions Virtualisation (NFV); Management and Orchestration Disclaimer This document has been produced and approved by the Network Functions Virtualisation (NFV) ETSI Industry Specification Group (ISG) and represents the views of those members who parti

2、cipated in this ISG. It does not necessarily represent the views of the entire ETSI membership. GROUP SPECIFICATION ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)2Reference DGS/NFV-MAN001 Keywords configuration, management, network, NFV, orchestration ETSI 650 Route des Lucioles F-06921 Sophia Antipolis

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8、ll media. European Telecommunications Standards Institute 2014. All rights reserved. DECTTM, PLUGTESTSTM, UMTSTMand the ETSI logo are Trade Marks of ETSI registered for the benefit of its Members. 3GPPTM and LTE are Trade Marks of ETSI registered for the benefit of its Members and of the 3GPP Organi

9、zational Partners. GSM and the GSM logo are Trade Marks registered and owned by the GSM Association. ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)3Contents Intellectual Property Rights 9g3Foreword . 9g3Modal verbs terminology 9g31 Scope 10g32 References 10g32.1 Normative references . 10g32.2 Informative

10、 references 10g33 Definitions and abbreviations . 11g33.1 Definitions 11g33.2 Abbreviations . 11g34 NFV Management and Orchestration: objectives and concepts . 13g34.1 Overview 13g34.2 Management and Orchestration aspects of Network Functions Virtualisation Infrastructure 14g34.3 Management and Orch

11、estration aspects of Virtualised Network Functions . 15g34.4 Management and Orchestration aspects of Network Services 16g34.5 Other management and orchestration aspects of NFV framework . 16g34.5.1 Fault and performance management . 16g34.5.2 Policy Management 17g34.5.3 Testing aspects of Network Se

12、rvices 17g34.6 Relation of NFV management and orchestration with existing operations and management systems . 17g34.6.1 Overview 17g34.6.2 NFV-MANO Interworking with OSS/BSS to deliver NFV business benefits 18g34.6.3 Key Challenges and Considerations . 18g34.7 Administrative Domains . 19g35 Manageme

13、nt and Orchestration architectural framework 20g35.1 Overview 20g35.2 Principles of NFV-MANO . 20g35.3 NFV-MANO architectural framework overview . 21g35.4 NFV-MANO architectural framework functional blocks . 24g35.4.1 NFV Orchestrator (NFVO) . 24g35.4.2 VNF manager (VNFM) 25g35.4.3 Virtualised infra

14、structure manager (VIM) 26g35.4.4 NS Catalogue 27g35.4.5 VNF Catalogue . 27g35.4.6 NFV Instances repository . 27g35.4.7 NFVI Resources repository 27g35.5 Other functional blocks 27g35.5.1 Element management (EM) 28g35.5.2 Operations Support System/Business Support System (OSS/BSS) 28g35.5.3 Network

15、Functions Virtualisation Infrastructure (NFVI) . 28g35.6 Network Controllers . 28g35.6.1 Overview 28g35.6.2 NFVO, VIM and Network Controllers . 29g35.6.3 Roles and responsibilities . 31g35.6.4 NFVI network EMS/NMS vs. Network Controllers . 32g35.7 NFV-MANO reference points 32g35.7.1 Os-Ma-nfvo. 32g3

16、5.7.2 Ve-Vnfm-em . 33g35.7.3 Ve-Vnfm-vnf 33g35.7.4 Nf-Vi . 34g35.7.5 Or-Vnfm . 34g35.7.6 Or-Vi . 34g35.7.7 Vi-Vnfm 35g3ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)45.8 Interfaces description approach 35g35.8.1 Overview 35g35.8.2 Producer-consumer paradigm . 36g36 NFV management and orchestration inform

17、ation elements . 37g36.1 Introduction 37g36.2 Network Service information elements 40g36.2.1 Network Service Descriptor (nsd) . 41g36.2.1.1 nsd base element 41g36.2.1.2 Connection Point (nsd:connection_point) 42g36.2.1.3 Service deployment flavour (nsd:service_deployment_flavour) . 42g36.2.1.3.1 Bas

18、e element 42g36.2.1.3.2 Constituent VNF (nsd:service_deployment_flavour:constituent_vnf) 43g36.2.2 Network Service Record (nsr) 43g36.2.2.1 nsr base element 43g36.2.2.2 Connection Point (nsr:connection_point) 43g36.3 Virtualised Network Function information elements . 44g36.3.1 VNF Descriptor (vnfd)

19、 . 44g36.3.1.1 vnfd base information elements 44g36.3.1.2 Virtual Deployment Unit (vnfd:vdu) 45g36.3.1.2.1 vnfd:vdu base elements . 45g36.3.1.2.2 vnfd:vdu information elements related to CPUs . 46g36.3.1.2.3 vnfd:vdu information elements related to memory . 48g36.3.1.2.4 vnfd:vdu information element

20、s related to security 48g36.3.1.2.5 vnfd:vdu information elements related to hypervisors 49g36.3.1.2.6 vnfd:vdu information elements related to PCIe 49g36.3.1.2.7 vnfd:vdu information elements related to network interfaces . 50g36.3.1.2.8 vnfd:vdu information elements related to virtual switches . 5

21、1g36.3.1.2.9 vnfd:vdu information elements related to general reliability and availability 51g36.3.1.2.10 vnfd:vdu information elements related to storage . 52g36.3.1.3 VNF internal Virtual Link (vnfd:virtual_link) . 52g36.3.1.4 Connection Point (vnfd:connection_point) . 52g36.3.1.5 Deployment flavo

22、ur element (vnfd:deployment_flavour) 53g36.3.1.5.1 Constituent VDU (vnfd:deployment_flavour:constituent_vdu) 53g36.3.2 VNF Record (vnfr) . 53g36.3.2.1 vnfr base elements 54g36.3.2.2 VNF internal Virtual Link (vnfr:virtual_link) . 55g36.3.2.3 Connection Point (vnfr:connection_point) . 55g36.3.2.4 Vir

23、tual Deployment Unit (vnfr:vdu) 56g36.3.2.4.1 vnfr:vdu base element 56g36.3.2.4.2 VNFC instance (vnfr:vdu:vnfc_instance) 56g36.3.2.4.3 Connection Point (vnfr:vdu: vnfc_instance:connection_point) 57g36.4 Virtual Link information elements . 57g36.4.1 Virtual Link Descriptor (vld) 58g36.4.2 Virtual Lin

24、k Record (vlr) . 58g36.4.3 Relation between internal Virtual Links and Virtual Links 59g36.5 Virtualised Network Function Forwarding Graph information elements . 60g36.5.1 VNF Forwarding Graph Descriptor (vnffgd) 62g36.5.1.1 vnffgd base element . 62g36.5.1.2 Network Forwarding Path (vnffgd:network_f

25、orwarding_path) 63g36.5.2 VNF Forwarding Graph Record (vnffgr) . 63g36.5.2.1 vnffgr base element . 63g36.5.2.2 Network Forwarding Path (vnffgr:network_forwarding_path) 63g36.6 Physical Network Function information elements . 63g36.6.1 PNF Descriptor (pnfd) 64g36.6.1.1 pnfd base element . 64g36.6.1.2

26、 Connection Point (pnfd:connection_point) . 64g36.6.2 PNF Record (pnfr) . 64g36.6.2.1 pnfr base element . 64g3ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)56.6.2.2 Connection Point (pnfr:connection_point) . 65g36.7 VNF Instantiation input parameter . 65g36.8 Network Service Instantiation Input Parameter

27、s 65g37 NFV-MANO interfaces 66g37.1 Interfaces concerning Network Services 66g37.1.1 Network Service Descriptor management 66g37.1.1.1 Description 66g37.1.1.2 Operations . 67g37.1.2 Network Service lifecycle management . 67g37.1.2.1 Description 67g37.1.2.2 Operations . 68g37.1.3 Network Service life

28、cycle change notification . 69g37.1.3.1 Description 69g37.1.3.2 Operations . 69g37.1.4 Network Service performance management . 70g37.1.4.1 Description 70g37.1.4.2 Operations . 70g37.1.5 Network Service fault management 71g37.1.5.1 Description 71g37.1.5.2 Operations . 71g37.2 Interfaces concerning V

29、irtualised Network Functions . 71g37.2.1 VNF Package management . 71g37.2.1.1 Description 71g37.2.1.2 Operations . 72g37.2.2 VNF software image management 72g37.2.2.1 Description 72g37.2.2.2 Operations . 72g37.2.3 VNF lifecycle operation granting . 73g37.2.3.1 Description 73g37.2.3.2 Operations . 73

30、g37.2.4 VNF lifecycle management 74g37.2.4.1 Description 74g37.2.4.2 Operations . 75g37.2.5 VNF lifecycle change notification 76g37.2.5.1 Description 76g37.2.5.2 Operations . 76g37.2.6 VNF configuration 77g37.2.6.1 Description 77g37.2.6.2 Operations . 77g37.2.7 VNF performance management 78g37.2.7.1

31、 Description 78g37.2.7.2 Operations . 78g37.2.8 VNF fault management . 79g37.2.8.1 Description 79g37.2.8.2 Operations . 79g37.3 Interfaces concerning virtualised resources 80g37.3.1 Virtualised resources catalogue management . 80g37.3.1.1 Description 80g37.3.1.2 Operations . 80g37.3.2 Virtualised re

32、sources capacity management . 81g37.3.2.1 Description 81g37.3.2.2 Operations . 81g37.3.3 Virtualised resources management . 82g37.3.3.1 Description 82g37.3.3.2 Operations . 83g37.3.4 Virtualised resources performance management 84g37.3.4.1 Description 84g37.3.4.2 Operations . 84g37.3.5 Virtualised r

33、esources fault management . 85g37.3.5.1 Description 85g37.3.5.2 Operations . 85g3ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)67.4 Policy administration interface . 85g37.4.1 Description 85g37.4.2 Operations . 86g37.5 Network Forwarding Path management interface 86g37.5.1 Description 86g37.5.2 Operation

34、s . 86g37.6 NFVI hypervisor management interface 87g37.6.1 Description 87g37.6.2 Operations . 88g37.7 NFVI compute management interface 90g37.7.1 Description 90g37.8 NFVI networking management interface . 90g37.8.1 Description 90g37.8.2 Operations . 91g37.9 Interfaces exposed between different servi

35、ce providers . 91g3Annex A (informative): VNF Instance management and orchestration case study . 93g3A.1 IMS MRF management and orchestration case study 93g3A.1.1 IMS MRF on-boarding . 95g3A.1.2 IMS MRF instance provisioning and configuration . 96g3A.2 Network Service fault Management case study . 1

36、00g3Annex B (informative): VNF lifecycle management . 102g3B.1 Introduction 102g3B.2 VNF Package on-boarding flows . 103g3B.2.1 On-board VNF Package flow . 104g3B.2.2 Disable VNF Package flow 105g3B.2.3 Enable VNF Package flow . 105g3B.2.4 Update VNF Package flow . 106g3B.2.5 Query VNF Packages flow

37、 . 107g3B.2.6 Delete VNF Package flow 107g3B.3 VNF instantiation flows . 108g3B.3.1 VNF instantiation flows with resource allocation done by NFVO . 108g3B.3.1.1 VNF Check Feasibility . 109g3B.3.1.2 VNF instantiation flow . 111g3B.3.1.3 NFVO: validation . 112g3B.3.1.4 NFVO: request to VNF Manager to

38、instantiate the VNF 113g3B.3.1.5 VNF Manager: request validation and processing 113g3B.3.1.6 NFVO: pre-allocation processing . 113g3B.3.1.7 Orchestration: resource allocation (compute, storage and network) and interconnection setup . 114g3B.3.2 VNF instantiation flows with resource allocation done b

39、y VNF Manager. 115g3B.3.2.1 VNF instantiation from EM 115g3B.3.2.2 VNF instantiation from NFVO . 116g3B.4 VNF instance scaling flows 117g3B.4.1 Detecting need to scale . 117g3B.4.2 Determining scaling action . 118g3B.4.3 Scaling flow with resource allocation done by NFVO . 119g3B.4.4 Scaling flows w

40、ith resource allocation done by VNF Manager . 121g3B.4.4.1 Automatic VNF expansion triggered by VNF performance measurement results 121g3B.4.4.2 EM initiated VNF expansion 123g3B.4.4.3 Automatic VNF contraction triggered by VNF performance measurement results 124g3B.4.4.4 EM initiated VNF contractio

41、n 125g3B.5 VNF instance termination flows . 127g3B.6 NFV fault management 128g3Annex C (informative): Network Service lifecycle management flows 131g3ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)7C.1 Introduction 131g3C.2 Network Service on-boarding flows . 131g3C.2.1 On-board Network Service Descriptor

42、 flow . 132g3C.2.2 Disable Network Service Descriptor flow 133g3C.2.3 Enable Network Service Descriptor flow . 133g3C.2.4 Update Network Service Descriptor flow 134g3C.2.5 Query Network Service Descriptor flow 135g3C.2.6 Delete Network Service Descriptor flow 135g3C.3 Network Service instantiation f

43、lows 137g3C.4 Network Service instance scaling . 139g3C.4.1 Network Service instance scale-out 139g3C.4.2 Network Service instance scale-in 141g3C.5 Network Service instance update flows due to VNF instance modification 142g3C.6 Network Service instance termination flows 145g3C.7 VNF Forwarding Grap

44、h lifecycle management flows . 147g3C.7.1 Create VNF Forwarding Graph 147g3C.7.2 Update VNF Forwarding Graph . 148g3C.7.3 Query VNF Forwarding Graph 149g3C.7.4 Delete VNF Forwarding Graph 149g3Annex D (informative): Orchestration flows 151g3D.1 Introduction 151g3D.2 NFVI-PoP setup and configuration

45、151g3D.3 Resources provisioning/de-provisioning 152g3Annex E (informative): VNFD/NSD representations using TOSCA . 153g3E.1 Describing IMS MRF with TOSCA . 153g3E.1.1 TOSCA meta-model . 153g3E.1.2 IMS MRF representation in TOSCA 153g3E.1.2.1 IMS MRF NSD . 153g3E.1.2.2 MRB VNFD 155g3E.1.2.3 MRF VNFD

46、156g3Annex F (informative): YANG/XML VNFD Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards“, which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http:/ipr.etsi.org). Pursuant to the ETSI IPR Policy, no investigatio

47、n, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This Group Specification (GS

48、) has been produced by ETSI Industry Specification Group (ISG) Network Functions Virtualisation (NFV). Modal verbs terminology In the present document “shall“, “shall not“, “should“, “should not“, “may“, “may not“, “need“, “need not“, “will“, “will not“, “can“ and “cannot“ are to be interpreted as d

49、escribed in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of provisions). “must“ and “must not“ are NOT allowed in ETSI deliverables except when used in direct citation. ETSI ETSI GS NFV-MAN 001 V1.1.1 (2014-12)101 Scope The present document describes the management and orchestration framework required for the provisioning of virtualised network functions (VNF), and the related operations, such as the configuration of the virtualised network functions and the infrastructure these functions run on. The objectives are to define this framework, provide re