[arin-ppml] FW: ULA-C and reverse DNS
kkargel at polartel.com
Tue Apr 6 14:34:07 EDT 2010
> > If any part - even one address - of ULA can be routed then it
> > is not ULA, it is GUA. If it is GUA then current policy and
> > pricing apply. Simple.
> GUA (Global Unicast Address) is defined by the IETF as an
> address from the 2000::/3 block. ULA is defined by the IETF
> as an address from the FC00::/7 block. Clearly ULA is not GUA.
> Also quite clearly, ULA addresses can be routed. There is not
> restriction on how ULA addresses are to be used, unlike, for
> instance, multicast addresses.
> On a policy level, routability is determined by network operators
> not by ARIN.
> And as far as fees are concerned, this mailing list cannot influence
> ARIN's fee structure, nor can it influence how the IETF sets up
> the fee structure, nor can it influence the fees that ICANN might
> set in the future for one reason or another.
> --Michael Dillon
Thank you for explaining plainly and in detail exactly how ULA is designed as an end run around GUA policies.
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