Here's How AT&T Is Planning to Rob Americans of a Free Public Telco Network | Wired Opinion | Wired.com: AT&T and other big telecom carriers want to replace the portions of their networks that still use circuit-switching technology with equipment that uses Internet Protocol (IP) to route voice and data traffic. But because the FCC previously decided that it has no direct authority over communications networks that use IP, this otherwise routine technological upgrade could lead to a state of total deregulation.