Wide area network (WAN) routers; WAN (wide area network) hardware; VPN (virtual private network) hardware; USB dongles being wireless network adaptors; Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence manag...