Telecommunication Technology » equipment http://www.fundacioncetelco.org Thu, 03 Feb 2011 16:47:48 +0000 en hourly 1 http://wordpress.org/?v=3.0 VoIP, history and technology http://www.fundacioncetelco.org/voip-history-and-technology/ http://www.fundacioncetelco.org/voip-history-and-technology/#comments Mon, 14 Jun 2010 13:38:30 +0000 http://www.fundacioncetelco.org/?p=140 [...]]]> http://www.fundacioncetelco.org/voip-history-and-technology/feed/ 0