The NFV orchestrator (NFVO) is a critical part of the network functions virtualization management and network orchestration architectural system, which normalizes the elements of virtual systems administration to expand interoperability of software-defined networking (SDN) elements. The NFVO performs resource orchestration and network service orchestration. The NFVO is a focal part of an NFV-based solution. It unites various capacities to make a solitary orchestration administration that includes the entire structure and has efficient resource use.