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Attribute | Qualifier | Cardinality | Content | Description | CMCC comment |
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addressType | M | 1 | Enum | Describes the type of the address to be assigned to the CP instantiated from the parent CPD. Value:
The content type shall be aligned with the address type supported by the layerProtocol attribute of the parent CPD. | Confirmed |
l2AddressData | 0..1 | Not specified | 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. | From M to O | |
l3AddressData | M | 0..1 | L3AddressData | 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. See clause 7.1.3.3.1. | Confirmed. |
7.1.3.4 L3AddressData 4 L3AddressData information element
7.1.3.4.1 Description1 Description
The L3AddressData information element supports providing information about Layer 3 level addressing scheme and parameters applicable to a CP.
7.1.3.4.2 Attributes2 Attributes
The attributes of the L3AddressData information element shall follow the indications provided in table 7.1.3.4.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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iPAddressAssignment | 1 | Boolean | 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. | |
floatingIpActivated | 1 | Boolean | Specify if the floating IP scheme is activated on the CP or not. | |
iPAddressType | M | 0..1 | Enum | Define address type. Value:
See note. |
fixedIPAddress | M | 0..1 | String | TBA. IP Address for the VNF, which is assigned manually from outside. |
fixedIPSubnet | M | 0..1 | String | TBA. Subnet name for the VNF, which is assigned manually from outside. |
numberOfIpAddress | 0..1 | Integer | Minimum number of IP addresses to be assigned based on this L3AddressData information element. From M to O. | |
allowedIPAddress | M | 0..N | String | TBA. Allowed floating IP addresses, in CIDR format. |
NOTE: The address type should be aligned with the address type supported by the layerProtocol attribute of the parent VnfExtCpd. |
7.1.4 VnfdElementGroup 4 VnfdElementGroup information element
7.1.4.1 Description1 Description
A VNFD Element Group is a mechanism for associating elements of a VNFD (Vdus and VnfVirtualLinkDesc(s)) for a certain purpose, for example, scaling aspects.
A given element can belong to multiple groups.
7.1.4.2 Attributes2 Attributes
The attributes of the VnfdElementGroup information element shall follow the indications provided in table 7.1.4.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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vnfdElementGroupId | M | 1 | Identifier | Unique identifier of this group in the VNFD. |
description | M | 1 | String | Human readable description of the group. |
vdu | M | 0..N | Identifier (Reference to Vdu) | References to Vdus that are part of this group. |
virtualLinkDesc | M | 0..N | Identifier (Reference to VnfVirtualLinkDesc) | References to VnfVirtualLinkDesc that are part of this group. |
7.1.5 Information 5 Information elements related to the configuration of VNF lifecycle management operations
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The only required configuration input is the inject file for VM creation, which is suggested to be added as an attribute to Vdu information element in Section 7.1.6.2.2.
7.1.6 Information 6 Information elements related to the Vdu
7.1.6.1 Introduction1 Introduction
The clauses below define the information elements related to the Vdu.
7.1.6.2 Vdu 2 Vdu information element
7.1.6.2.1 Description1 Description
The Virtualisation Deployment Unit (VDU) is a construct supporting the description of the deployment and operational behaviour of a VNFC.
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Figure 7.1.6.2.1-1: Vdu deployment view
7.1.6.2.2 Attributes2 Attributes
The attributes of the Vdu information element shall follow the indications provided in table 7.1.6.2.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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vduInvariantId | 1 | Identifier | Invariant identifier of the Vdu. Need to confirm the application scenario. | |
vduId | M | 1 | Identifier | Unique identifier of this Vdu in VNFD. |
name | M | 1 | String | Human readable name of the Vdu. |
vduNamingCode | 1 | String | Short code of the Vdu. | |
vmFlavorName | 1 | String | Name of the VM flavour. Need to clarify the application scenario and relationship with the other attributes. | |
description | M | 1 | String | Human readable description of the Vdu. |
vduCpd | M | 1..N | VduCpd | Describes network connectivity between a VNFC instance (based on this Vdu) and an Virtual Link (VL). See clause 7.1.6.4. |
virtualComputeDesc | M | 1 | Identifier (reference to VirtualComputeDesc) | Describes CPU, Memory and acceleration requirements of the Virtualisation Container realising this Vdu. See clause 7.1.9.2.2. |
virtualStorageDesc | M | 0..N | Identifier (reference to VirtualStorageDesc) | Describes storage requirements for a VirtualStorage instance attached to the virtualisation container created from virtualComputeDesc defined for this Vdu. See clause 7.1.9.4. |
bootOrder | M | 0..N | KeyValuePair | The key indicates the boot index (lowest index defines highest boot priority). The Value references a descriptor from which a valid boot device is created e.g. VirtualStorageDesc from which a VirtualStorage instance is created. See note 1. |
swImageDesc | M | 0..1 | SwImageDesc | Describes the software image which is directly loaded on the virtualisation container realising this Vdu. See clause 7.1.6.5. See note 2. |
nfviConstraint | M | 0..N | NfviConstraint | Describes constraints on the NFVI for the VNFC instance(s) created from this Vdu. For example, aspects of a secure hosting environment for the VNFC instance that involve additional entities or processes. See note 3. |
watchdog | M | 0..1 | string | TBA. Watchdog action to be triggered by VIM for the VNF in case , e.g. reset or hard shutdown etc. |
vmBootUpTimeOut | O | 0..1 | integer | TBA. VNF could specify a more appropriate boot up timeout value for VNFM to detect failure during creation. |
monitoringParameter | 0..N | MonitoringParameter | Defines the virtualised resources monitoring parameters on VDU level. MonitoringParameter is defined in clause 7.1.11.3. From M to O. | |
configurableProperties | 0..1 | VnfcConfigurableProperties | Describes the configurable properties of all VNFC instances based on this VDU. See clause 7.1.6.7. | |
virtualLinkDesc | 0..N | Identifier (reference to VLD) | Suggest to be removed. This is duplicated information, as the VL is already connected toVDU via intCpd information elements. | |
highAvailability |
|
| Not Specified | High availability functionality of the VDU. |
injectFiles | M | 0..N | TBD in DM | TBA. |
NOTE 1: If no boot order is defined the default boot order defined in the VIM or NFVI shall be used. NOTE 2: More software images can be attached to the virtualisation container using VirtualStorage resources. NOTE 3: These are constraints other than stipulating that a VNFC instance has access to a certain resource, as a prerequisite to instantiation. The attributes virtualComputeDesc and virtualStorageDesc define the resources required for instantiation of the VNFC instance. |
7.1.6.3 Cpd 3 Cpd information element
7.1.6.3.1 Description1 Description
A Cpd information element describes network connectivity to a compute resource or a VL. This is an abstract class used as parent for the various Cpd classes.
7.1.6.3.2 Attributes2 Attributes
The attributes of the Cpd information element shall follow the indications provided in table 7.1.6.3.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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cpdId | M | 1 | Identifier | Identifier of this Cpd information element. |
layerProtocol | 1..N | Enum | Identifies which protocol the CP uses for connectivity purposes (Ethernet, IPV4, IPV6,). See note. Chang from M to O. | |
cpRole | 0..1 | String | Identifies the role of the port in the context of the traffic flow patterns in the VNF or parent NS. For example a VNF with a tree flow pattern within the VNF will have legal cpRoles of ROOT and LEAF. Confirmed. | |
description | M | 0..1 | String | Provides human-readable information on the purpose of the CP (e.g. CP for control plane traffic). Confirmed. |
addressData | M | 0..N | AddressData | Provides information on the addresses to be assigned to the CP(s) instantiated from this CPD. Confirmed. |
allowedAddressData | M | 0..N | AddressData | TBA. For specifying floating IP to be shared among Cpds, which was reserved for vnfReservedCpd. |
NOTE: This information determines, amongst other things, which type of address to assign to the access point at instantiation time. |
7.1.6.4 VduCpd 4 VduCpd information element
7.1.6.4.1 Description1 Description
A VduCpd information element is a type of Cpd and describes network connectivity between a VNFC instance (based on this VDU) and an VL.
A VduCpd inherits from the Cpd Class (see clause 7.1.6.3). All attributes of the Cpd are also attributes of the VduCpd.
7.1.6.4.2 Attributes2 Attributes
The attributes of the VduCpd information element shall follow the indications provided in table 7.1.6.4.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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VirtualLinkDesc | M | 1 | Identifier (Reference to VnfVirtualLinkDesc) | Reference of the internal/external VLD which this internal CPD connects to. From 0..1 to 1. |
bitrateRequirement | M | 0..1 | Number | Bitrate requirement on this CP. Confirmed. |
vnicName | M | 0..1 | String | TBA. The name of the vinic. Could me missing and use the parameter inside infject file. |
vnicOrder | M | 0..1 | Integar | TBA. The order of vnic initiation. Could me missing and use the parameter inside infject file. |
vnicType | M | 0..1 | Enum | TBA. {normal?direct?baremetal?Direct-physical?virtio-forwarder?MACVtap} |
virtualNetworkInterfaceRequirements | 0..N | VirtualNetworkInterfaceRequirements | Specifies requirements on a virtual network interface realising the CPs instantiated from this CPD. From M to O. | |
logicalNodeRequirements | 0..N | KeyValuePair | Describes the CPD with any logical node I/O requirements (for network devices) that may have been created. Linking these attributes is necessary 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. To be clarified. | |
(inherited attributes) | All attributes inherited from Cpd. |
7.1.6.5 SwImageDesc 5 SwImageDesc information element
7.1.6.5.1 Description1 Description
This information element describes requested additional capability for a particular VDU. Such a capability may be for acceleration or specific tasks.
7.1.6.5.2 Attributes2 Attributes
The attributes of the SwImageDesc information element shall follow the indications provided in table 7.1.6.5.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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id | M | 1 | Identifier | The identifier of this software image. |
name | M | 1 | String | The name of this software image. |
version | M | 1 | String | The version of this software image. |
checksum | M | 1 | String | The checksum of the software image file. |
containerFormat | M | 1 | String | The container format describes the container file format in which software image is provided. |
diskFormat | M | 1 | String | The disk format of a software image is the format of the underlying disk image. |
minDisk | M | 1 | Number | The minimal disk size requirement for this software image. The value of the "size of storage" attribute of the VirtualStorageDesc referencing this SwImageDesc shall not be smaller than the value of minDisk. |
minRam | M | 0..1 | Number | The minimal RAM requirement for this software image. The value of the "size" attribute of VirtualMemoryData of the Vdu referencing this SwImageDesc shall not be smaller than the value of minRam. |
size | M | 1 | Number | The size of this software image. |
swImage | M | 1 | Identifier (Reference to a SwImage) | This is a reference to the actual software image. The reference can be relative to the root of the VNF Package or can be a URL. |
operatingSystem | M | 0..1 | String | Identifies the operating system used in the software image. This attribute may also identify if a 32 bit or 64 bit software image is used. |
supportedVirtualisationEnvironment | M | 0..N | String | Identifies the virtualisation environments (e.g. hypervisor) compatible with this software image. |
7.1.6.6 6 VirtualNetworkInterfaceRequirements information element
7.1.6.6.1 Description1 Description
This information element specifies requirements on a virtual network interface.
7.1.6.6.2 Attributes2 Attributes
The attributes of the VirtualNetworkInterfaceRequirements information element shall follow the indications provided in table 7.1.6.6.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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name | M | 0..1 | String | Provides a human readable name for the requirement. |
description | M | 0..1 | String | Provides a human readable description of the requirement. |
supportMandatory | M | 1 | Boolean | Indicates whether fulfilling the constraint is mandatory (TRUE) for successful operation or desirable (FALSE). |
networkInterfaceRequirements | M | 1 | Not specified. | The network interface requirements. An element from an array of key-value pairs that articulate the network interface deployment requirements. |
nicIoRequirements | M | 0..1 | Identifier (reference to logicalNodeData) | 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. |
7.1.6.7 VnfcConfigurableProperties 7 VnfcConfigurableProperties information element
7.1.6.7.1 Description1 Description
This information element defines the configurable properties of a VNFC. For a VNFC instance, the value of these properties can be modified through the VNFM.
7.1.6.7.2 Attributes2 Attributes
The attributes of the VnfcConfigurableProperties information element shall follow the indications provided in table 7.1.6.7.2-1.
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Attribute | Qualifier | Cardinality | Content | Description |
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additionalVnfcConfigurableProperty | M | 0..N | It provides VNFC configurable properties that can be modified using the ModifyVnfInfo operation. |
7.1.6.8 8 NfviConstraint information element
7.1.6.8.1 Description1 Description
This information element defines…….
7.1.6.8.2 Attributes2 Attributes
The attributes of the NfviConstraint information element shall follow the indications provided in table 7.1.6.8.2-1.
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