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This page shows the differences between the current clean version model with ETSI IFA011 v2.4.3.

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Attribute NameTypeMultiplicityDescriptionApplied StereotypesAttribute Type

intCpd

Identifier (Reference to VduCpd)

Model has type VduCpd which makes more sense as this is a member end of an association

0..1

Reference to the internal VDU CPD which is used to instantiate internal CPs. These internal CPs are, in turn, exposed as external CPs defined by this external CPD.

OpenModelAttribute

  • isInvariant: false
  • support:  CONDITIONAL-MANDATORY
  • condition: Either intVirtualLinkDesc or intCpd shall be present.
PassedByReference		association

Both IFA 011 and model have

intVirtualLinkDesc

Identifier (IFA 011)

Model has type VnfVirtualLinkDesc

0..1Reference to the internal Virtual Link Descriptor (VLD) to which CPs instantiated from this external CP Descriptor (CPD) connect.

OpenModelAttribute

  • isInvariant: false
  • support:  CONDITIONAL-MANDATORY
  • condition: Either intVirtualLinkDesc or intCpd shall be present.
PassedByReference		association
virtualNetworkInterfaceRequirementsVirtualNetworkInterfaceRequirements0..N

Specifies requirements on a virtual network interface realising the CPs instantiated from this CPD.

NOTE: In case of referencing an intCpd via its identifier, the virtualNetworkInterfaceRequirements attribute of the referenced intCpd applies.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
association
Note: info model defines cpProtocol at this sub-class level and not in cpd.




(inherited attributes)

All attributes inherited from Cpd.

Class: VduProfile

...

The VduProfile describes additional instantiation data for a given VDU used in a DF.

Applied Stereotypes:

  • OpenModelClass

           support:  MANDATORY

  • Preliminary
Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

Attribute Type

vduId

Identifier (Reference to Vdu)

1

Uniquely identifies a VDU.

OpenModelAttribute

  • isInvariant: true
  • support:  MANDATORY
PassedByReference		Attribute

minNumberOfInstances

Integer

1

Minimum number of instances of the VNFC based on this VDU that is permitted to exist for this flavour. Shall be zero or greater.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY

Experimental

Attribute

maxNumberOfInstances

Integer

1

Maximum number of instances of the VNFC based on this VDU that is permitted to exist for this flavour. Shall be greater than zero.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY

Experimental

Attribute

localAffinityOrAntiAffinityRule

LocalAffinityOrAntiAffinityRule

0..N

Specifies affinity or anti-affinity rules applicable between the virtualisation containers (e.g. virtual machines) to be created based on this VDU.

When the cardinality is greater than 1, both affinity rule(s) and anti-affinity rule(s) with different scopes (e.g. "Affinity with the scope resource zone and anti-affinity with the scope NFVI node") are applicable to the virtualisation containers (e.g. virtual machines) to be created based on this VDU.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
affinityOrAntiAffinityGroupIdIdentifier0..N

Identifier(s) of the affinity or anti-affinity group(s) the VDU belongs to.

NOTE: Each identifier references an affinity or anti-affinity group which expresses affinity or anti-affinity relationships between the virtualisation container(s) (e.g. virtual machine(s)) to be created using this VDU and the virtualisation container(s) (e.g. virtual machine(s)) to be created using other VDU(s) in the same group.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
watchdogString0..1Watchdog action to be triggered by the VIM for the VNF in case the heart beat fails, e.g. reset or hard shutdown, etc.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
vmBootUpTimeOutInteger0..1Timeout value for the VNFM to wait before the successful booting up of the VDU.

OpenModelAttribute

  • isInvariant: false
  • support:  OPTIONAL
Attribute

Class: VirtualNetworkInterfaceRequirements

This class specifies requirements on a virtual network interface.

Applied Stereotypes:

  • OpenModelClass

           support:  MANDATORY

Preliminary 

Attribute NameTypeMultiplicityDescriptionApplied StereotypesAttribute Type

name

String

0..1

Provides a human readable name for the requirement.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute

description

String

0..1

Provides a human readable description of the requirement.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
supportMandatoryBoolean1Indicates whether fulfilling the constraint is mandatory (TRUE) for successful operation or desirable (FALSE).

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
networkInterfaceRequirementsKeyValuePair0..NThe network interface requirements. An element from an array of key-value pairs that articulate the network interface deployment requirements.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY
Attribute
nicIoRequirements

Identifier (reference to logicalNodeData)

Model has LogicalNodeData

0..1

This references (couples) the CPD with any logical node I/O requirements (for network devices) that may have been created. Linking these attributes is necessary so that so that I/O requirements that need to be articulated at the logical node level can be associated with the network interface requirements associated with the CPD.

OpenModelAttribute

  • isInvariant: false
  • support:  MANDATORY

PassedByReference

Attribute

Class: VnfVirtualLinkDesc

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

flavorId

Identifier

1

Identifier of this DF within the VNFD.

support: MANDATORY
descriptionString1Human readable description of the DF.support: MANDATORY
vduProfileVduProfile1..NDescribes additional instantiation data for the VDUs used in this flavor.support: MANDATORY
virtualLinkProfileVirtualLinkProfile0..N

Defines the internal VLD along with additional data which is used in this DF.

NOTE 1: This allows for different VNF internal topologies between DFs.

NOTE 2: virtualLinkProfile needs to be provided for all VLs that the CPs of the VDUs in the VDU profiles connect to.

support: MANDATORY
instantiationLevelInstantiationLevel1..N

Describes the various levels of resources that can be used to instantiate the VNF using this flavour.

Examples: Small, Medium, Large.

If there is only one "instantiationLevel" entry, it shall be treated as the default instantiation level for this DF.

support: MANDATORY
affinityOrAntiAffinityGroupAffinityOrAntiAffinityGroup0..N

Specifies affinity or anti-affinity relationship applicable between the virtualisation containers (e.g. virtual machines) to be created using different VDUs or internal VLs to be created using different VnfVirtualLinkDesc(s) in the same affinity or anti-affinity group.

NOTE: In the present specification, including either VDU(s) or VnfVirtualLinkDesc(s) into the same affinity or anti-affinity group is supported. Extension to support including both VDU(s) and VnfVirtualLinkDesc(s) into the same affinity or anti-affinity group is left for future specification.

support:

MANDATORY

scalingAspectScalingAspect0..NThe scaling aspects supported by this DF of the VNF. scalingAspect shall be present if the VNF supports scaling.

support:

MANDATORY

placementGroupPlacementGroup0..NDetermine where VNFC's (VDU's) are placed with respect to the VNFsupport: EXPERIMENTAL
baseConfigGroupBaseConfigGroup0..1
  • BaseConfigGroup may set Access Control Lists (ACL's) and establish security groups and server groups.
  • BaseConfigGroup creates/establishs storage for the VM's (OpenStack Cinder).
  • BaseConfigGroup may establish internal networks such as OAM (VNF Mgmt) or MNS (Maintenance & Surveillance)  established.
support: EXPERIMENTAL
deploymentGroupDeploymentGroup1..NDeploymentGroup provides the minimum viable VDU and associated VNFC configuration for a useable VNF.support: EXPERIMENTAL

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

vduId

Identifier (Reference to Vdu)

1

Uniquely identifies a VDU.

support: MANDATORY
numberOf InstancesInteger1Number of instances of VNFC based on this VDU to deploy for an instantiation level or for a scaling delta.support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

latency

Number

1

Maximum latency in ms.

support: MANDATORY
packetDelayVariationNumber1Maximum jitter in ms.support: MANDATORY
packetLossRatioNumber0..1Maximum packet loss ratio. Cardinality is 0 if no packetLossRatio requirement exists.support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

type

Enum

1

Specifies whether the rule is an affinity rule or an anti-affinity rule.

support: MANDATORY

valueRange: "Affinity", "Anti-Affinity"

scopeEnum1Specifies the scope of the rule.

support: MANDATORY

valueRange: "NFVI-PoP", "Zone", "ZoneGroup", "NFVI-node"

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

groupId

Identifier

1

Identifies an affinity or anti-affinity group to which the affinity or anti-affinity rule applies.

support: MANDATORY

typeEnum1Specifies whether the rule is an affinity rule or an anti-affinity rule.

support: MANDATORY

valueRange: "Affinity", "Anti-Affinity"

scopeEnum1Specifies the scope of the rule.

support: MANDATORY

valueRange: "NFVI-PoP", "Zone", "ZoneGroup", "NFVI-node"

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

addressType

Identifier

1

Describes the type of the address to be assigned to the CP instantiated from the parent CPD. The content type shall be aligned with the address type supported by the layerProtocol attribute of the parent CPD.

support: MANDATORY

l2AddressData

L2AddressData

0..1

Provides the information on the MAC addresses to be assigned to the CP(s) instantiated from the parent CPD.

Shall be present when the addressType is MAC address.

support: MANDATORY

l3AddressDataL3AddressData0..1

Provides the information on the IP addresses to be assigned to the CP instantiated from the parent CPD.

Shall be present when the addressType is IP address.

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

iPAddressAssignment

Boolean

1

Specify if the address assignment is the responsibility of management and orchestration function or not.

If it is set to True, it is the management and orchestration function responsibility.

support: MANDATORY

floatingIpActivatedBoolean1Specify if the floating IP scheme is activated on the CP or not.

support: MANDATORY

iPAddressTypeEnum0..1

Define address type.

NOTE: The address type should be aligned with the address type supported by the layerProtocol attribute of the parent Cpd.

support: MANDATORY

valueRange: "IPv4", "IPv6"

numberOfIpAddressInteger0..1Minimum number of IP addresses to be assigned based on this L3AddressData information element.

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

associatedLayerProtocol

Enum

1

One of the values of the attribute layerProtocol of the Cpd IE.

support: MANDATORY

addressDataAddressData0..NProvides information on the addresses to be assigned to the CP(s) instantiated from the CPD.

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

layerProtocol

Enum

1

Identifies the protocol this VL gives access to (Ethernet, MPLS, ODU2, IPV4, IPV6, Pseudo-Wire).

support: MANDATORY

flowPatternString0..1Identifies the flow pattern of the connectivity (Line, Tree, Mesh).

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

virtualCpuPinningPolicy

Enum

0..1

The policy can take values of "static" or "dynamic". In case of "static" the virtual CPU cores are requested to be allocated to logical CPU cores according to the rules defined in virtualCpuPinningRules. In case of "dynamic" the allocation of virtual CPU cores to logical CPU cores is decided by the VIM. (e.g.: SMT (Simultaneous Multi-Threading) requirements).

support: MANDATORY

valueRange: "static", "dynamic"

virtualCpuPinningRule

Not specified

Editor's note: need to be specified

0..1A list of rules that should be considered during the allocation of the virtual CPUs to logical CPUs in case of "static" virtualCpuPinningPolicy.

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

requestedAdditionalCapabilityName

String

1

Identifies a requested additional capability for the VDU.

support: MANDATORY

valueRange: For acceleration capabilities, reference to ETSI GS NFV-IFA 002.

supportMandatory

Boolean

1Indicates whether the requested additional capability is mandatory for successful operation.

support: MANDATORY

minRequestedAdditionalCapabilityVersionString0..1Identifies the minimum version of the requested additional capability.

support: MANDATORY

preferredRequestedAdditionalCapabilityVersionString0..1Identifies the preferred version of the requested additional capability.support: MANDATORY
targetPerformanceParametersKeyValuePair1..NIdentifies specific attributes, dependent on the requested additional capability type.support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

isAutoscaleEnabled

Boolean

0..1

It permits to enable (TRUE)/disable (FALSE) the auto-scaling functionality.

NOTE: A cardinality of "0" indicates that configuring this present VNF property is not supported.

support: MANDATORY

isAutohealEnabledBoolean0..1

It permits to enable (TRUE)/disable (FALSE) the auto-healing functionality.

NOTE: A cardinality of "0" indicates that configuring this present VNF property is not supported.

support: MANDATORY

additionalConfigurablePropertyString0..NIt provides VNF specific configurable properties that can be modified using the ModifyVnfInfo operation.

support: MANDATORY

...

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

additionalVnfcConfigurableProperty

String

0..N

It provides VNFC configurable properties that can be modified using the ModifyVnfInfo operation.

NOTE: A cardinality of "0" indicates that configuring this present VNF property is not supported.

support: MANDATORY

Datatype: LifecycleManagementScript

Attribute NameTypeMultiplicityDescriptionApplied Stereotypes

event

Enum

0..N

Describes VNF lifecycle event(s) or an external stimulus detected on a VNFM reference point.

NOTE: At least one of these two attributes shall be included.

support: MANDATORY

valueRange: for lifecycle events, include: "EVENT_START_INSTANTIATION", "EVENT_END_INSTANTIATION", "EVENT_START_SCALING", "EVENT_END_SCALING", "EVENT_START_SCALING_TO_LEVEL", "EVENT_END_SCALING_TO_LEVEL", "EVENT_START_HEALING", "EVENT_END_HEALING", "EVENT_START_TERMINATION", "EVENT_END_TERMINATION", "EVENT_START_VNF_FLAVOR_CHANGE", "EVENT_END_VNF_FLAVOR_CHANGE", "EVENT_START_VNF_OPERATION_CHANGE", "EVENT_END_VNF_OPERATION_CHANGE", "EVENT_START_VNF_EXT_CONN_CHANGE", "EVENT_END_VNF_EXT_CONN_CHANGE", "EVENT_START_VNFINFO_MODIFICATION", "EVENT_END_VNFINFO_MODIFICATION"; for external stimulus, include: receipt of request message of instantiation, scaling, healing, termination, change of VNF flavour, change of the operation state of the VNF, change of external VNF connectivity, modification of VNF information or the receipt of a notification regarding the change of a VNF indicator value.

lcmTransitionEventString0..N

Describes the transition VNF lifecycle event(s) that cannot be mapped to any of the enumerated values defined for the event attribute.

NOTE: At least one of these two attributes shall be included.

support: MANDATORY

scriptString1Information to locate a VNF LCM script (e.g. written in a DSL as specified in requirement VNF_PACK.LCM.001) triggered to react to one of the events listed in the event attribute.support: MANDATORY
scriptDslString1Defines the domain specific language (i.e. the type) of script that is provided. Types of scripts could include bash, python, etc.support: MANDATORY
scriptInputKeyValuePair0..N

Array of KVP requirements with the key as the parameter name and the value as the parameter that need to be passed as an input to the script.

NOTE: The scriptInput values are passed to the scripts in addition to the parameters received in the operation invocation request or indicator value change.

support: MANDATORY

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