Main portion of the advantages of the Asterisk server appears from it being an open source downloadable product. Most of the users, especially business people, can find it difficult to understand the idea behind this principle, or free software, but a business models behind open source are different and specific, as in case with Asterisk server.
Advanced Innovative Technologies Inc., was founded in 1988 as an engineering research and product development firm. The areas of expertise encompassed range from Information Technology (IT) to advanced materials and telecommunications.