A new attack from Marc Heuse works by sending Router Advertisement packets and forcing operating systems to create IPv6 addresses in response to every packet it receives. By flooding the network with enough RA’s, Windows machines will consume more CPU time as the Stateless Auto Configuration process tries to configure the addresses. A single device can instantly stop all the Windows machines on a Local Area Network, said Sam Bowne, Ethical Hacking instructor at City College San Francisco. In my tests, my Windows 7 virtual machine freezes totally and the only way to revive it is shutting the power offan abnormal shutdown.”]