Article written by David Marshall
Big Switch Networks, a software-defined networking (SDN) startup, announced a $48.5 million Series C round of funding today, bringing the company's total funding since its founding in 2010 to $94 million.
New and existing investors, including Morgenthaler Ventures, Silver Lake Waterman, Index Ventures, Khosla Ventures, Redpoint Ventures, Accton, CID Group and MSD Capital all contributed to this latest round of funding, and they were joined by other undisclosed backers. Industry observers at those companies and others said the funding showcases the continuing momentum of SDN and related technologies such as network functions virtualization (NFV).

New and existing investors, including Morgenthaler Ventures, Silver Lake Waterman, Index Ventures, Khosla Ventures, Redpoint Ventures, Accton, CID Group and MSD Capital all contributed to this latest round of funding, and they were joined by other undisclosed backers. Industry observers at those companies and others said the funding showcases the continuing momentum of SDN and related technologies such as network functions virtualization (NFV).