Notes avi

• NFV (VMs) PNF- Physical Network Function (baremetal machines)

  • network services NS abstrction, unbrella term
  • uses Virtualization
  • Examples of NFV include virtualized load balancers, firewalls, intrusion detection devices and WAN accelerators
  1. VNFs
  2. NFVI
  3. NFM Orchestraton

• VNF

  • Logical unit within NFV
  • Network Service Chain - multiple VNF chained
  • Configurations vCPU, vMEM
  • VNF-PP Performance Profile

• Infrastructure Orchestrator

  • Docker - Kubernetes(scaling & managing containerized apps)
  • openstack - IaaS

• NFV Orchestrator

  • Opensource MANO
  • Manage lifecycle of NVFs on cloud infrastructure

• Cloud Computing

  • IaaS
  • NaaS
  • PaaS
  • SaaS

• However, SDN is not a mandatory technology to fulfill NFV

Technical Standard : norm for a repeatable technical task

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Telecom Regulatory Authority of India

European Telecommunications Standards Institute (ETSI)

• NFV ISG (Industry Specification Group) 2012
• PoC
• ICT (Information and Communication Technology) standard organization