Measuring and checking apparatus, equipment and instruments, namely, instruments for analyzing and testing cable telecommunications networks in the nature of structure cabling testers, continuity testers, isolation testers; electronic access control devices, namely, electronic locks, lock encoders, bar code readers, magnetic encoded card readers; telecommunications equipment, namely, telephones, teleprinters, radio transmitters and receivers, walkie-talkies, communication servers in the nature of computer hardware, telecommunications switches; parts and fittings for cable telecommunications networks and wireless telecommunications networks, namely, cables, coaxial cables, fiber optic cables, computer interface boards, computer cables, printer cables, cable modems, cable jump leads, cable connectors, coaxial connectors, electrical shielding spacers for cables and cable assemblies, microwave antennas, encoded smart cards containing programming used for management of networks; computer software for use in database management, for use as spreadsheet, for word processing; communication software for connecting computer network users to global computer networks; computer search engine software; computer software for accessing information directories that may be downloaded from a global computer network; computer software for application and database integration; software for cable telecommunications network and wireless telecommunications network integration and management; equipment of local area networks (LANs), namely, computer hardware, computer network hubs, telecommunication switches and routers; network interface cards, cable video monitor switches; electrical, optic, microwave and data cables, switches in the nature of electric switches, electric switchboards, electric distributors not for vehicles, electric wire connectors, cable connectors, electric wire couplings and electric junction boxes, and electronic notice boards, computer terminals for interfacing with networks and computers; light conducting filaments, namely, fiber optic cables