BY THE NUMBERS: The evolution of the Internet
"We are now at one of those massive crisis points in the evolution of the Internet," Huston says. "We can continue with ... an open Internet where incumbents invest in IPv6 in order to allow a common future for themselves and for future competitors to enter the market ... or we could gradually shut down the open network and build a network of islands of IPv4 with various toll gates and bridges that offer a small aperture to the outside world.''
Huston warns of a future similar to the 1960s and 1970s, when the telecom industry consisted of monopoly players that were slow to innovate. In order for the Internet to continue to support vibrant competition and radical innovation, he says, "IPv6 must not and cannot fail."
Read more about LAN and WAN in Network World's LAN & WAN section.