RE: (ngtrans) Last call on draft-ietf-ngtrans-dns-ops-req-02.txt

[Randy Bush <[e-mail]>]

>> the task of this wg is to develop strategies and techniques for
>> transitioning from a pure v4 internet to a mostly v6 internet over
>> a period of a long time, i.e. a decade or N.  in the solution
>> space, it is not reasonable for there to be one or more partitions
>> where internet hostsand running v4 can not locate and reach
>> internet hosts running v6 or vice versa.
> But the questions (that haven't been answered properly, or asked for that
> matter) are, "does this have to be done now?" and "do we know _yet_ that
> this approach is the best one in the long run?").

this is not an 'approach', i.e. solution, tool, ...  it is a requirement.

> Again, I'd say "no".  For the next very many years (unless something
> unexpected happends) we'd be able to manage just fine with dual-stack.

mandating a dual-stack on all v6-capable hosts might be an approach.  but
i suspect it will not be acceptable in some application/vendor domains.

randy