Inherit from ServiceComponentCatalogItem
| R2+ Attributes | Description | Producer | Consumer | ETSI IFA014(NetworkService) |
| vnfdid | References the VNFD of a constituent VNF. | SDC | SDC/UUI/VFC | vnfdid |
| pnfdId | References the PNFD of a constituent PNF. | SDC | SDC/UUI/VFC | pnfdId |
| virtualLinkDesc | Provides the constituent VLDs. | SDC | SDC/UUI/VFC | virtualLinkDesc |