Web Conferencing is an online service by which you can hold live meetings, conferencing, presentations and trainings via the internet particularly on TCP/IP connections. You can connect to the conference either by telephone or using your computer's speakers and microphone through a VoIP connection.
Moreover, what is the meaning of audio video conferencing?
Videoconferencing (or video conference) means to conduct a conference between two or more participants at different sites by using computer networks to transmit audio and video data. Each participant has a video camera, microphone, and speakers mounted on his or her computer.
What are conference calls used for?
A conference call is a telephone call in which someone talks to several people at the same time. The conference calls may be designed to allow the called party to participate during the call, or the call may be set up so that the called party merely listens into the call and cannot speak.