Items tagged : voip

web-activated telephony: free local and international calls with your regular phone

The whole world can talk for free.

You should read first this articele here: http://tim.oreilly.com/articles/paradigmshift_0504.html. There are many. Here is good source of open source product list here: http://openware.ouvaton.org/ and here http://sterneco.editme.com/OpenSourceCategoryLeaders. Asterisk is a good example of an open source initiative. * is an open source VoIP PBX and gateway. You can find more infomation here: http://www.digium.com/en/index.php