Podcasting is a new format for distributing audio and video content over the Internet. From the technical viewpoint, podcasting involves nothing new its just embedding of multimedia-content (audio or video) into an RSS feed.
It is not difficult to create a podcast. There are both specialized web services and desktop applications for the task. Structurally, a podcast is an RSS file that contains links to enclosure files. Apple has developed iTunes an RSS extension for use with podcasts. iTunes significantly improves upon the capabilities of RSS by providing additional fields (such as keywords, duration etc.) for use in describing enclosures.
The most popular way of getting audio files for podcasting is to record them from the microphone and compress the file into MP3 format. There is a free program called Audacity (http://www.audacity.sourceforge.net), which does this rather well. To create and publish the RSS feed, you can use the Feed Editor software (http://www.extralabs.net), which is extremely easy to use.
When all multimedia files and the RSS feed of the podcast are ready, they must be published on a web-server in order for the users to be able to...