9 Ethernet switches; Computer network bridges; wireless routers; wired routers for use in commercial and business offices, outdoor deployment environment, and residential homes; fiber communication system composed of fiber-optic transceivers, fiber optic repeaters, converters and optimizers, and fiber optic cables; fiber access device namely fiber-optic transceiver; cable modems; computer hardware, namely firewalls; downloadable security gateway software for ensuring the security of electronic mail; VPN client and server system comprising downloadable VPN (virtual private network) operating software and VPN hardware; access control device, namely USB computer access control key; computer network-attached storage (NAS) hardware; wireless access point (WPA) computer hardware devices; computer hardware, namely, wireless network extenders; wireless mesh networking device, namely wireless network repeaters and bridges that relay and synchronize wireless network connection for and within a group of networking devices; wireless point-to-point or point-to-multi-point device, namely LAN (local area network) access points for connecting network computer users; computer hardware, namely, fixed wireless access device; 4G LTE and 5G wireless devices in the nature of telematics apparatus, namely, wireless Internet devices that provide telematic services and have a cellular phone function, and USB dongles being wireless network adaptors; smart antennas, namely, for use with wireless communications apparatus; cellular phones; wireless transmission machines and apparatus for use with wireless network and data transmission over power line device; Internet of Things (IoT) devices and gateways for the collection and implementation of data, namely smart home hubs comprising voice-activated speakers, computer hardware, gateway routers and downloadable software for controlling networked devices in the internet of things (IoT), operating internet-enabled and connected lighting apparatus and home security alarms