[arin-ppml] IPv6 Allocation Planning

Joel Jaeggli joelja at bogus.com
Mon Aug 9 20:23:46 EDT 2010

On 8/9/10 4:52 PM, William Herrin wrote:

> I'd bet many of us are past the 80% mark for IPv4. There are
> refinements to learn and probably a few surprises, but we're already
> highly knowledgeable.
> If you claimed more than a single-digit percentage for IPv6 then you
> either overestimate your current abilities or underestimate what
> you'll yet learn. The events that define the shape, understanding and
> use of IPv6 are still more in our future than in our past.

There are quite a few people on this list who've had deployed dual stack
ipv6 networks for longer than it took us to put a man on the moon.

Jaded rather than inexperienced is the first thing that some to mind.

Yes, a few allocation plans have been torn up in the last decade.

> Any policy we write now will reflect that inexperience. And will
> necessarily change as we gain greater skill.
>> To prevent this from impacting the routing system, yes, providers
>> should be discouraged from disaggregating this space. I believe
>> that the community is, generally, quite capable of doing this through
>> education.
> Because "education" has been particularly effective at suppressing
> disaggregation in IPv4?
> As things stand, our policies partially usurp ISPs' ability to create
> and enforce disaggregation policies amongst themselves. They've asked
> us repeatedly to seek policy which at a technological level empowers
> them to set routing policies independent of our address allocation
> practices. In many ways it isn't even about how many routes there are
> in the table, it's about giving the ISPs the power over routing policy
> instead of keeping some of it for ourselves.
> We can do much better than we're doing now and the sooner we start the
> less of a legacy of our error they'll have to carry in their TCAMs and
> TRIEs.
> Regards,
> Bill Herrin

More information about the ARIN-PPML mailing list