What are the Top5 Applications for Open Source SDN?

The OpenDaylight Project announced that "The first of its kind, the SDN, NFV and Open Source Report provides a comprehensive view of drivers, barriers, timelines and targets for Software-Defined Networking (SDN) and Network Functions Virtualization (NFV), and the role that open systems and open source play in its advancement and adoption. The report surveyed 600 IT decision makers and