9 Computer hardware and software for facilitating teleconferencing, for telecommunications gateway applications, namely, audio conferencing via local area networks, a global computer network and wireless networks and services, for audio and video streaming, data collaboration and database integration, for web-based collaboration, and for interactive voice response applications; teleconferencing systems, namely, operator units, wireless units, electric telephone switches, bridges, computer interface boards, ISDN integrated circuits, Ethernet interface cards, electrical power supplies, routers, and computer controls; integrated management and teleconferencing software for managing conference calls