Become proficient with Network Function Virtualization (NFV). Network functions virtualization is a network architecture concept that virtualizes network node functions into building blocks to create communication services. Know all about Softwarization, Virtualization, and Orchestration. Become comfortable with various NFV architectures. Know about a number of NFV issues and how to resolve them. Be able to explain NFV Orchestrator (NFVO). Explore IP Allocation, policy opening, routing changes, bandwidth allocation, end to end reachability, and service testing.