A Literature Review of Network Function Virtualization (NFV) in 5G Networks

摘要

Network Function Virtualization (NFV), a crucial enabling technology for newgeneration networks (5G), offers an efficient platform for network users and providers to optimize resource utilization. This survey paper provides a detailed outline of the scope of 5G networks and NFV in 5G. It presents the fundamentals of 5G networks. It investigates various studies conducted on NFV and explores the significant findings and recommendations provided in these works. It also presents a comparative study of existing works pertaining to this research region for analyzing the technical gaps still prevailing in the domain. The paper provides the major gaps in existing studies for developing better techniques and taking suitable steps to support future applications in 5G networks.