Le 29 juil. 2011 à 15:51, Joel Jaeggli a écrit : > > On Jul 29, 2011, at 9:39 AM, Rémi Després wrote: > >> >> Le 28 juil. 2011 à 08:07, Michel Py a écrit : >> >>> James, >>> >>> If I remember correctly, you mentioned a bit ago that your job required >>> you had native IPv6 at home. >>> >>> Question: Does an ISP providing you IPv6 out of the CPE box (meaning, >>> without any software other than dual-stack on the hosts) qualify as >>> native IPv6 if, behind the scenes, they use a tunnel broker, or 6rd? >> >> Facts are AFAIK that: >> - Tunnel brokers need host cooperation. They can't be used behind the scene by ISP's. >> - 6rd can indeed be used behind the scene by ISP's, without users making the difference with native IPv6 routing in ISP networks. This has been proven on a large scale over 3.5 years. > > I would suspect that there's nothing that prevents an isp running it's own tunnel broker and a compliant cpe from automating that process in much the same way that 6rd in free required control over the firmware. Fair enough, that's a technical possibility. > the business case for doing so seems like an exercise for the reader. Exactly, I doubt any ISP would do that, in view of the compared simplicity of 6rd. If that would be used, customers would have native prefixes for which they ignore that ISP-network traversal has bee tunneled. Regards, RD _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf