A number of business trends-including the maturation of virtualization and cloud-based applications-are impacting service provider networks and service consumption. Service providers must adapt quickly in an environment where demand for services is evolving continuously, network traffic distribution is changing constantly, and bandwidth is growing continually. Pure cost reduction, although very important, is no longer sufficient; the emphasis must shift to growing top-line revenue through the creation and deployment of new Ethernet business services with greater velocity, automation, and customization.