Webcasting is a combination of push and smart-pull technologies that lets users subscribe to individual Web pages or entire Web sites. It also allows for the broadcast delivery of multimedia information (like streaming Audio). Microsoft uses the term webcast together with their new Internet Explorer (ver. 4.x)and Netshow technology, Netscape uses the term NetCast with their browser and plug in technology (ver. 4.x). Webcasting consists of three distinct tiers: 1.) Subscriptions (basic Webcasting, smart pull):

using the Internet as a transmission medium for sound (radio) or video. A webcast is like a broadcast in that it is to a wide potential audience that can include anyone with access to the Internet. A webcast can also be simulcast, which involves the simultaneous transmission of a broadcast or cable programme service via the Internet. It is also possible to webcast to a selected group of recipients, which is also known as "webcasting" or "webcasts"