Computer hardware and downloadable software for interconnecting, securing, controlling, operating, and accessing local, wide, and global area networks, data centers, and network infrastructure; computer hardware and downloadable software for routing, switching, transmitting, processing, filtering, securing, and storing data; computer hardware and downloadable software for use in or with networks and data centers; Data processing apparatus; data processing equipment, namely, computers; computer networking hardware; downloadable computer software for network virtualization and for deploying, configuring and orchestrating applications and services and network policy management; computer hardware and downloadable software for interconnecting, managing, securing and operating local and wide area networks, data centers and systems; computer servers; computer network switches; computer chassis; network servers; external computer hard drives; telecommunication switches, namely, Ethernet switches, data center switches and unified fabric switches; virtual switches, namely, downloadable computer software application that allows communication between virtual machines; network access server hardware and downloadable operating software; downloadable computer operating software; computer network router, switch, hub and downloadable server operating software; network management and downloadable security software, namely, software for traffic prioritization, security, intrusion prevention, virtual private networks, firewalls, and identity and access control; downloadable computer software for network automation, optimization, management, and configuration; downloadable computer software to operate, maintain, manage and deploy cloud computing resources; downloadable computer software for accessing and using cloud computing networks, for operating and maintaining computer networks and servers