Making phone calls over the Internet isn't just for the tech savvy anymore. Using VoIP (or Voice over Internet Protocol) is easier than ever before, with several services out there that can help drastically reduce your phone bill. Here's everything you need to know about VoIP in Australia.

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Photos: CeBIT 2006 - VoIP takes centre stage

Without a shadow of a doubt, the star of CeBit 2006 was VoIP. We take a look at some of the products on offer.