Redefining infrastructure with software virtualisation

Telecoms.com periodically invites expert third parties to share their views on the industry’s most pressing issues. In this piece Joe Marsella, CTO of Europe and EMEA at Ciena looks at how network virtualisation initiatives such as SDN and NFV are helping operators redefine how they do business.
Together, software-defined networking (SDN) and network function virtualisation (NFV) have become the most highly-anticipated developments in network infrastructure in over a decade. A so