9 Computer hardware and software, used alone or in combination, for interconnecting, establishing, managing, securing, monitoring, troubleshooting, controlling, operating, and accessing local, wide, and global area networks and network infrastructure; computer hardware and software, used alone or in combination, for routing, switching, transmitting, processing, filtering, analyzing, securing, and storing data, video or voice traffic, packets, or other forms of communications; computer hardware and software, used alone or in combination, for providing security functionality for networks or electronic devices or routers in networks, such as providing firewall filters, access control, virtual private networks, interoperability with router security protocols, and protection against network intrusion and viruses; downloadable instructional materials, namely, manuals and guides in the fields of networking, telecommunications, and network security, and establishing, managing, and operating local and wide area networks; computer software, namely, operating system software, operating system software that hosts computer software applications and facilitates interactions with other computers and peripherals across enterprise networks; computer programs for use in accessing, navigating, delivering, and transferring information [, and distributing and viewing computer programs ] ; computer programs for use in accessing and viewing computer network infrastructure and systems [ ; programmable and customizable computer software application for mobile devices, televisions, and other video devices ]