F5 Networks introduced a virtual network function (VNF) manager to automatically scale capacity for a couple of functions in service provider networks. Those functions are Gi LAN traffic management ...
For decades, networks have been built on the same fundamental principle: dedicated hardware appliances for each network function. Need a firewall? Buy a box. Need load balancing? Purchase another ...
Network Function Virtualisation (NFV) represents a paradigm shift in the design and deployment of network services, decoupling software implementations of network functions from specialised hardware.