On Jul 29, 2011, at 1:14 AM, Michel Py wrote:
Joel Jaeggli wrote:
6rd is global unicast... there's nothing to discriminate
it from any other native range.
No. there is nothing in the current classification algorithm to
discriminate from any other native range. But it's not native, as it
has, among other things, the same reliance on IPv4 and the same MTU
issues than 6to4 as the core mechanism is based on 6to4 tunneling, or
encapsulation, or whatever else you want to call it.
Well, maybe. One hopes that if an ISP chooses 6rd as a means to roll out v6
service to its customers, they've considered MTU issues and dealt with them as
much as is feasible. It's much easier to do that for TCP traffic than for say
All of these transition mechanisms introduce unpleasant and undesirable corner
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