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Understanding OPNFV

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Understanding OPNFV 119 descriptors to manage these VNFs. The VNF Package, which includes the VNF Descriptor (VNFD), describes what the VNF requires, how to configure the VNF, and how to manage its lifecycle. Along with this information, the VNF onboarding process may be viewed in four steps. VNF Onboarding Steps A detailed discussion of these steps is out of scope for this book and instead we will focus on the VNF package. For successful VNF onboarding, the following types of attributes need to be specified in the VNF package. This list is by no means comprehensive; it is meant to be a sample. The package may include: ● Basic information such as: ○ Pricing ○ SLA ○ Licensing model ○ Provider ○ Version ● VNF packaging (tar or CSAR etc.) ● VNF configuration ● NFVI requirements such as: ○ vCPU ○ Memory ○ Storage ○ Data plane acceleration ○ CPU architecture ○ Affinity/anti-affinity ● VNF lifecycle management: ○ Start/stop ○ Scaling

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