ETSI GS NFV-IFA 011 V2.5.1 (2018-08)

Network Functions Virtualisation (NFV) Release 2; Management and Orchestration; VNF Descriptor and Packaging Specification

RGS/NFV-IFA011ed251

General Information

• Status: Published
• Publication Date: 09-Aug-2018
• Technical Committee: NFV IFA - Interfaces and Architecture
• Current Stage: 12 - Completion
• Due Date: 29-Aug-2018
• Completion Date: 10-Aug-2018

Standards Content (Sample)

GROUP SPECIFICATION
Network Functions Virtualisation (NFV) Release 2;
Management and Orchestration;
VNF Descriptor and Packaging Specification
Disclaimer
The present 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 participated in this ISG.
It does not necessarily represent the views of the entire ETSI membership.

2 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)

Reference
RGS/NFV-IFA011ed251
Keywords
management, MANO, NFV, orchestration,
virtualisation
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3 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
Contents
Intellectual Property Rights . 7
Foreword . 7
Modal verbs terminology . 7
1 Scope . 8
2 References . 8
2.1 Normative references . 8
2.2 Informative references . 8
3 Definitions and abbreviations . 9
3.1 Definitions . 9
3.2 Abbreviations . 9
4 General description. 10
4.1 Introduction . 10
4.2 Objectives . 10
4.3 Conventions . 10
4.4 Levels of NFV Entities . 11
5 VNF Packaging use-cases (informative) . 12
5.1 General . 12
5.2 VNF Package bundling for distribution . 12
5.3 VNF Package testing . 13
5.4 VNF pre procurement . 14
5.5 VNF Package validation and certification . 14
5.6 VNF install . 15
5.7 Keeping NFV management and orchestration in sync about a VNF application software modification . 16
5.8 VNF configurable parameter provisioning . 17
6 Functional requirements for VNF Packaging . 18
6.1 Generic Functional Requirements . 18
6.2 Functional requirements for VNF Packaging specification . 18
6.2.1 Requirements for the structure of a VNF Package . 18
6.2.2 Requirements for the description of VNF Package content . 19
6.2.3 Requirements for VNF Identification . 19
6.2.4 Requirements for security and integrity of a VNF Package . 20
6.2.5 Requirements for VNFD Metadata . 20
6.2.6 Requirements for LCM scripts. 22
6.2.6.1 General . 22
6.2.6.2 Requirements for DSL . 22
7 Virtualised Network Function information elements . 23
7.1 VNF Descriptor (VNFD) . 23
7.1.1 Introduction. 23
7.1.2 VNFD information element . 24
7.1.2.1 Description . 24
7.1.2.2 Attributes . 24
7.1.3 Information elements related to VnfExtCpd . 26
7.1.3.1 Introduction . 26
7.1.3.2 VnfExtCpd information element . 26
7.1.3.2.1 Description . 26
7.1.3.2.2 Attributes . 26
7.1.3.3 AddressData information element . 26
7.1.3.3.1 Description . 26
7.1.3.3.2 Attributes . 27
7.1.3.4 L3AddressData information element . 27
7.1.3.4.1 Description . 27
7.1.3.4.2 Attributes . 27
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7.1.3.5 L2AddressData information element . 28
7.1.3.5.1 Description . 28
7.1.3.5.2 Attributes . 28
7.1.4 Void . 28
7.1.5 Information elements related to the configuration of VNF lifecycle management operations . 28
7.1.5.1 Introduction . 28
7.1.5.2 VnfLcmOperationsConfiguration information element . 28
7.1.5.2.1 Description . 28
7.1.5.2.2 Attributes . 28
7.1.5.3 InstantiateVnfOpConfig information element . 29
7.1.5.3.1 Description . 29
7.1.5.3.2 Attributes . 29
7.1.5.4 ScaleVnfOpConfig information element . 29
7.1.5.4.1 Description . 29
7.1.5.4.2 Attributes . 29
7.1.5.5 ScaleVnfToLevelOpConfig information element . 30
7.1.5.5.1 Description . 30
7.1.5.5.2 Attributes . 30
7.1.5.6 HealVnfOpConfig information element . 30
7.1.5.6.1 Description . 30
7.1.5.6.2 Attributes . 30
7.1.5.7 TerminateVnfOpConfig information element . 30
7.1.5.7.1 Description . 30
7.1.5.7.2 Attributes . 31
7.1.5.8 OperateVnfOpConfig information element . 31
7.1.5.8.1 Description . 31
7.1.5.8.2 Attributes . 31
7.1.5.9 ChangeVnfFlavourOpConfig information element . 31
7.1.5.9.1 Description . 31
7.1.5.9.2 Attributes . 31
7.1.5.10 ChangeExtVnfConnectivityOpConfig information element . 32
7.1.5.10.1 Description . 32
7.1.5.10.2 Attributes . 32
7.1.6 Information elements related to the Vdu. 32
7.1.6.1 Introduction . 32
7.1.6.2 Vdu information element . 32
7.1.6.2.1 Description . 32
7.1.6.2.2 Attributes . 33
7.1.6.3 Cpd information element . 35
7.1.6.3.1 Description . 35
7.1.6.3.2 Attributes . 35
7.1.6.4 VduCpd information element . 35
7.1.6.4.1 Description . 35
7.1.6.4.2 Attributes . 35
7.1.6.5 SwImageDesc information element . 36
7.1.6.5.1 Description . 36
7.1.6.5.2 Attributes . 36
7.1.6.6 VirtualNetworkInterfaceRequirements information element . 37
7.1.6.6.1 Description . 37
7.1.6.6.2 Attributes . 38
7.1.6.7 VnfcConfigurableProperties information element . 38
7.1.6.7.1 Description . 38
7.1.6.7.2 Attributes . 38
7.1.6.8 CpProtocolData information element . 39
7.1.6.8.1 Description . 39
7.1.6.8.2 Attributes . 39
7.1.6.9 SecurityGroupRule information element . 39
7.1.6.9.1 Description . 39
7.1.6.9.2 Attributes . 39
7.1.7 Information elements related to the VLD . 40
7.1.7.1 Introduction . 40
7.1.7.2 VnfVirtualLinkDesc information element . 40
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5 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
7.1.7.2.1 Description . 40
7.1.7.2.2 Attributes . 40
7.1.7.3 ConnectivityType information element. 40
7.1.7.3.1 Description . 40
7.1.7.3.2 Attributes . 41
7.1.8 Information elements related to the DeploymentFlavour . 41
7.1.8.1 Introduction . 41
7.1.8.2 VnfDf information element . 41
7.1.8.2.1 Description . 41
7.1.8.2.2 Attributes . 42
7.1.8.3 VduProfile information element . 43
7.1.8.3.1 Description . 43
7.1.8.3.2 Attributes . 43
7.1.8.4 VirtualLinkProfile information element . 43
7.1.8.4.1 Description . 43
7.1.8.4.2 Attributes . 43
7.1.8.5 VirtualLinkDescFlavour information element . 44
7.1.8.5.1 Description . 44
7.1.8.5.2 Attributes . 44
7.1.8.6 LinkBitrateRequirements information element . 45
7.1.8.6.1 Description . 45
7.1.8.6.2 Attributes . 45
7.1.8.7 InstantiationLevel information element . 45
7.1.8.7.1 Description . 45
7.1.8.7.2 Attributes . 45
7.1.8.8 ScaleInfo information element . 46
7.1.8.8.1 Description . 46
7.1.8.8.2 Attributes . 46
7.1.8.9 VduLevel information element . 46
7.1.8.9.1 Description . 46
7.1.8.9.2 Attributes . 46
7.1.8.10 QoS information element . 46
7.1.8.10.1 Description . 46
7.1.8.10.2 Attributes . 46
7.1.8.11 LocalAffinityOrAntiAffinityRule information element . 47
7.1.8.11.1 Description . 47
7.1.8.11.2 Attributes . 47
7.1.8.12 AffinityOrAntiAffinityGroup information element . 47
7.1.8.12.1 Description . 47
7.1.8.12.2 Attributes . 47
7.1.8.13 VirtualLinkProtocolData information element. 48
7.1.8.13.1 Description . 48
7.1.8.13.2 Attributes . 48
7.1.8.14 L2ProtocolData information element . 48
7.1.8.14.1 Description . 48
7.1.8.14.2 Attributes . 48
7.1.8.15 L3ProtocolData information element . 49
7.1.8.15.1 Description . 49
7.1.8.15.2 Attributes . 49
7.1.9 Information elements related to Virtual Resource descriptors . 49
7.1.9.1 Introduction . 49
7.1.9.2 Information elements related to Virtual CPU . 49
7.1.9.2.1 Introduction . 49
7.1.9.2.2 VirtualComputeDesc information element . 50
7.1.9.2.3 VirtualCpuData information elements . 50
7.1.9.2.4 VirtualCpuPinningData information element . 51
7.1.9.3 Information elements related to Virtual Memory . 51
7.1.9.3.1 Introduction . 51
7.1.9.3.2 VirtualMemoryData information element . 52
7.1.9.4 Information elements related to Virtual Storage . 52
7.1.9.4.1 Introduction . 52
7.1.9.4.2 VirtualStorageDesc information element . 52
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6 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
7.1.9.4.3 BlockStorageData information element . 53
7.1.9.4.4 ObjectStorageData information element . 53
7.1.9.4.5 FileStorageData information element . 54
7.1.9.5 RequestedAdditionalCapabilityData information element . 54
7.1.9.5.1 Description . 54
7.1.9.5.2 Attributes . 54
7.1.9.6 LogicalNodeRequirements information element . 54
7.1.9.6.1 Description . 54
7.1.9.6.2 Attributes . 55
7.1.10 Information elements related to scaling . 55
7.1.10.1 Introduction . 55
7.1.10.2 ScalingAspect information element . 55
7.1.10.2.1 Description . 55
7.1.10.2.2 Attributes . 55
7.1.10.3 AspectDeltaDetails information element . 56
7.1.10.3.1 Description . 56
7.1.10.3.2 Attributes . 56
7.1.10.4 ScalingDelta information element . 57
7.1.10.4.1 Description . 57
7.1.10.4.2 Attributes . 57
7.1.10.5 VirtualLinkBitRateLevel information element . 57
7.1.10.5.1 Description . 57
7.1.10.5.2 Attributes . 57
7.1.11 Information elements related to monitoring . 58
7.1.11.1 Introduction . 58
7.1.11.2 VnfIndicator information element . 58
7.1.11.2.1 Description . 58
7.1.11.2.2 Attributes . 58
7.1.11.3 MonitoringParameter information element . 58
7.1.11.3.1 Description . 58
7.1.11.3.2 Attributes . 58
7.1.12 VnfConfigurableProperties information element . 59
7.1.12.1 Description . 59
7.1.12.2 Attributes . 59
7.1.13 LifeCycleManagementScript information element . 59
7.1.13.1 Description . 59
7.1.13.2 Attributes . 60
7.1.14 VnfInfoModifiableAttributes information element . 60
7.1.14.1 Description . 60
7.1.14.2 Attributes . 61
Annex A (informative): Explanation of the scaling model . 62
A.1 Overview . 62
A.2 Scaling the individual scaling aspects of a VNF . 62
A.3 Scaling a VNF to a pre-defined target size . 63
Annex B (informative): Authors & contributors . 65
Annex C (informative): Bibliography . 67
Annex D (informative): Change History . 68
History . 69

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7 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); 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 (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, 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.
Trademarks
The present document may include trademarks and/or tradenames which are asserted and/or registered by their owners.
ETSI claims no ownership of these except for any which are indicated as being the property of ETSI, and conveys no
right to use or reproduce any trademark and/or tradename. Mention of those trademarks in the present document does
not constitute an endorsement by ETSI of products, services or organizations associated with those trademarks.
Foreword
This Group Specification (GS) 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", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described 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.
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8 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
1 Scope
The present document provides requirements for the structure and format of a VNF Package to describe the VNF
properties and associated resource requirements in an interoperable template.
The focus is on VNF packaging, meta-model descriptors (e.g. VNFD) and package integrity and security
considerations.
2 References
2.1 Normative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the
referenced document (including any amendments) applies.
Referenced documents which are not found to be publicly available in the expected location might be found at
https://docbox.etsi.org/Reference.
NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee
their long term validity.
The following referenced documents are necessary for the application of the present document.
[1] ETSI GS NFV 003: "Network Functions Virtualisation (NFV); Terminology for main concepts in
NFV".
2.2 Informative references
References are either specific (identified by date of publication and/or edition number or version number) or
non-specific. For specific references, only the cited version applies. For non-specific references, the latest version of the
referenced document (including any amendments) applies.
NOTE: While any hyperlinks included in this clause were valid at the time of publication, ETSI cannot guarantee
their long term validity.
The following referenced documents are not necessary for the application of the present document but they assist the
user with regard to a particular subject area.
[i.1] ETSI GS NFV-IFA 002: "Network Functions Virtualisation (NFV); Acceleration Technologies;
VNF Interfaces Specification".
[i.2] ETSI GS NFV-IFA 006: "Network Functions Virtualisation (NFV); Management and
Orchestration; Vi-Vnfm reference point - Interface and Information Model Specification".
[i.3] ETSI GS NFV-IFA 007: "Network Functions Virtualisation (NFV); Management and
Orchestration; Or-Vnfm reference point - Interface and Information Model Specification".
[i.4] ETSI GS NFV-IFA 008: "Network Functions Virtualisation (NFV); Management and
Orchestration; Ve-Vnfm reference point - Interface and Information Model Specification".
[i.5] ISO/IEC 9646-7: "Information technology -- Open Systems Interconnection -- Conformance
testing methodology and framework -- Part 7: Implementation Conformance Statements".
[i.6] ISO/IEC 9899: "Information Technology -- Programming languages -- C".
[i.7] Assigned Internet Protocol Numbers.
NOTE: Available at https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml.
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9 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
3 Definitions and abbreviations
3.1 Definitions
For the purposes of the present document, the terms and definitions given in ETSI GS NFV 003 [1] apply.
3.2 Abbreviations
For the purposes of the present document, the abbreviations given in ETSI GS NFV 003 [1] and the following apply:
ARM Advanced RISC Machine
CDN Content Delivery Network
CP Connection Point
CPD Connection Point Descriptor
CPU Central Processing Unit
DF Deployment Flavour
DSL Domain Specific Language
EM Element Manager
GS Group Specification
IFA Infrastructure and Architecture Working Group
IP Internet Protocol
ISG Industry Specification Group
LAN Local Area Network
LCM Life Cycle Management
MAC Media Access Control
MPLS MultiProtocol Label Switching
NFV Network Functions Virtualisation
NFVI Network Functions Virtualisation Infrastructure
NFVO Network Functions Virtualisation Orchestrator
NS Network Service
PM Performance Management
QA Quality Assurance
QoS Quality of Service
RAM Random Access Memory
RDMA Remote Direct Memory Access
SAL Service Availability Level
SW Software
UML Unified Modelling Language
URL Uniform Resource Locator
VDU Virtual Deployment Unit
VIM Virtualised Infrastructure Manager
VL Virtual Link
VLD Virtual Link Descriptor
VM Virtual Machine
VNF Virtualised Network Function
VNFC Virtualised Network Function Component
VNFD Virtualised Network Function Descriptor
VNFM Virtualised Network Function Manager
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10 ETSI GS NFV-IFA 011 V2.5.1 (2018-08)
4 General description
4.1 Introduction
The present document develops specifications for packaging of VNFs to be delivered to service providers, focusing on
the holistic end-to-end view of the VNF Package lifecycle, from design to runtime, capturing development as well as
operational views. The present document provides an analysis of end-to-end VNF Pack
...