The past, present and future of network virtualization

The past, present and future of network virtualization

Wen Tao Hong Hongfang Li Lemin

In the process of network virtualization, there are 4 kinds of transition technologies: virtual local Area network (VLAN), Virtual private Network (VPN), Active programmable Network (APN) and overlay network. The research of network virtualization now focuses on 3 fields: Cloud computing application, platform implementation, software definition network. Believe that the future of network virtualization in the performance assurance, reliability, ease of use and completeness need to be strengthened, for this future network virtualization needs to optimize its service structure, and to the wireless network, optical network and other fields to promote, in addition to provide more user-friendly programmable interface (API) and network functions.

Past, present and future of network virtualization in the past