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.
WavNet Communications, Inc., (WavNet-US) designs, supplies and operates fixed wireless broadband networks for service delivery of voice, video and data services utilizing WiMAX technology