Computer hardware; communications equipment, namely, adapters, electric switches, computer network bridges, connection cables, servers and routers; modems and modem cables; VPN (virtual private network) hardware; VPN (virtual private network) operating software; RAID (redundant array of independent disks) controllers; computer back-up and storage hardware; computer back-up and storage software; computer hardware in the fields of security monitoring, access control, information flow control, and facilitating computer connections for electronic and optical communications networks, and manuals sold as a unit; computer network hubs, switches and routers; computer software for managing and operating computer and communications hardware over electronic, optical, or wireless communications networks; computer hardware for sharing electronic data files among networked devices; computer storage device for back-up, storage and access of electronic data through local and remote computer networks; computer data sharing software