>> we never know what the future operators will do, so it is safer
>> not to make assumptions.
>In that case, I think we have to do something to avoid doing DAD
>for all those prefixes. One solution would be to just do it for
>link-local prefixes, which according to Dave Thaler's argument
>then become subnet-local prefixes.
i don't think it necessary to do anything about DAD. we perform DAD
(not DIIDD) for all addresses assigned, and we will be fine.
itojun
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