There are several different programs which provide streaming audio and video. The most popular one is RealAudio and RealVideo. Download this free software for your PC or Mac to be able to listen to radio stations and watch live TV. You can often listen or watch while working on other computer projects or surfing. Once installed, the program launches automatically when you click on a link for the audio or video player.
RealAudio/RealVideo and RealFlash
WebCam ftp software