SDN and NFV bring culture change to CSP networks

While it’s still early in the evolution to software-centric networking, Ovum believes software-defined networking (SDN) and network functions virtualization (NFV) have already brought irreversible change to industry views on how future communications service provider (CSP) networks will be designed and operated and how services will be delivered and sold. Applying technologies and lessons learned from building virtualized IT networks is driving CSPs to look at network architectures and...