http://recursosvoip.com/blog/2009/12/15/sangoma-%c3%b0%c2%bfn%c2%80%c3%b0%c2%b5%c3%b0%c2%b4n%c2%81n%c2%82%c3%b0%c2%b0%c3%b0%c2%b2%c3%b0%c2%bbn%c2%8f%c3%b0%c2%b5n%c2%82-%c3%b0%c2%bd%c3%b0%c2%be%c3%b0%c2%b2n%c2%83n%c2%8e-%c3%b0%c2%bf%c3%b0/ Actualidad del sector al minuto... http://wordpress.org/?v=2.8.4 hourly 1