Internet pioneer Vinton Cerf has repeated a call for organizations to migrate over to IPv6 (Internet Protocol version 6) to stave off an anticipated lack of available addresses on IPv4, Computerworld reports. Speaking at an industry event at the Computer History Museum in Mountain View, Calif., on Sept. 16, Cerf, co-designer of the TCP/IP protocols, warned that IPv4 will run out of addresses next year or in early 2011. While there will be a period of attempts to sell off IPv4 spaces, Cerf stressed that the "smart thing to do is implement v6 now." He has made similar calls for migration to IPv6 previously. IPv6, from the Internet Engineering Task Force, dates back several years and represents the next generation of the internet protocol. Internet service providers need to move to IPv6, said Cerf, who currently is vice president and chief internet evangelist at Google Inc. Without more IP addresses, the internet will not be able to grow very well, he said. Cerf also hailed the growth of the internet and predicted its expansion into numerous devices, including household temperature systems and even into outer space. Sensor networks on the internet will tell people which devices are consuming how much electricity, he added…

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