Even if you have a simple understanding of podcasting-do you know everything and about what podcast is all about and how it is working? Have you heard and subscribed to podcasts? My recommendation is that you take a short time getting familiarized with podcasting before trying to record your own podcast.
Start Listening To Podcasts
So at the bginning it is a good idea to simply start listening to podcasts so you can get a feeling for what podcasting is all about. Podcast Alley is listing hundreds and thousands of podcasts. There are several other popular podcasting directories as well listing many podcast. Take a look at the top podcasts listed in these directories and listen to some of those podcasts. This is an good way to get a feeling for what podcasting is all about.