[ppml] Policy Proposal: Changes to IPv6 policy - removal of "multiple /48" justification

[JORDI PALET MARTINEZ]

So if ARIN is not asking for a justification, that part of the policy is of
NO USE and should go. The alternative is to agree on an objective
justification criteria.

Regards,
Jordi




> De: Member Services <info at arin.net>
> Responder a: <ppml-bounces at arin.net>
> Fecha: Fri, 26 Jan 2007 15:55:26 -0500
> Para: <ppml at arin.net>
> Asunto: Re: [ppml] Policy Proposal: Changes to IPv6 policy - removal of
> "multiple /48" justification
> 
> Hi Andrew-
> 
> ARIN has not registered a large number of IPv6 reassignments.  However,
> of those that we have registered, many of them are for initial
> reassignments of multiple /48s to the same organization.  In fact, out
> of a total of 115 reassignment registrations, 56 of them are larger than
> a /48.
> 
> To date, we have not seen requests for additional reassignments of /48s
> to the same organization. Our registration software however, is
> programmed to flag additional reassignments of this type.
> 
> Currently, ARIN is not asking for justification for these larger initial
> reassignments.  The policy text as written is unclear and contains no
> criteria for the RIR to use to assess justification.
> 
> Regards,
> Leslie Nobile
> Director, Registration Services
> American Registry for Internet Numbers
> 
> 
> 
> Andrew Dul wrote:
>>> Policy Proposal Name: Changes to IPv6 policy - removal of "multiple /48"
>>> justification
>>> 
>>> Author: Jordi Palet Martinez
>>> Proposal Version: 1
>>> Proposal type: delete
>>> Policy term: permanent
>>> Policy statement:
>>> 
>>> Delete section 6.5.4.2. of NRMP.
>>> 
>> 
>> 
>> When you delete section 6.5.4.2 of the NRPM you are left with only the
>> following phrase as a guideline in determining the assignment of multiple
>> /48s.  
>> 
>> "...except in cases of extra large end sites where a larger assignment can
>> be justified.",  section 6.5.2.1.
>> 
>> If the goal of this policy change is to remove the requirement for the RIR
>> to check a multiple /48 assignment to an endsite, then this policy should
>> define the criteria for an LIR to determine if a larger than /48 assignment
>> is needed.  Without a criteria in policy an LIR could choose to assign any
>> size block to an endsite.  Under the wording of section 6.5.2.1 only the
>> word "justified" can be labeled as a criteria for determining the
>> assignment size.   How is "justified" defined for an endsite in this context?
>> 
>> While most LIRs are usually reasonable, to me it seems important to include
>> defined and somewhat rigorous criteria for the assignment of multiple /48s
>> and a requirement for the LIR to record this justification for later
>> auditing by the RIR when an LIR returns to the RIR for an additional
>> allocation.
>> 
>> 
>>> Rationale:
>>> 
>>> The current text requires the LIR to justify to the RIR/NIR when
>>> assigning multiple /48s to a single end site. It seems that the reason
>>> for this requirement is the lack of experience, which seems unreasonable
>>> after a few years this policy has been implemented, even if may not have
>>> been specific cases which used this policy section.
>>> 
>> 
>> 
>> I think the section was reasonably written as a throttle to excessive IPv6
>> assignments to endsites by LIRs.
>> 
>> 
>>> It seems useless, now that there is already deployment experience, to
>>> require a justification from the LIR to ARIN for assigning multiple /48s
>>> (or a shorter prefix, such as for example a /47). It is up to the LIR to
>>> require the justification to its own customers and decide according to
>>> it. The LIR will be already responsible to justify to ARIN the usage of
>>> any allocated
>>> block(s) when requesting for more, and this will already implicate an
>>> implicit justification of this kind of assignments.
>> 
>> 
>> That is not the way I read section 6.5.4.1
>> 
>>    "RIRs/NIRs are not concerned about which address size an LIR/ISP
>> actually assigns. Accordingly, RIRs/NIRs will not request the detailed
>> information on IPv6 user networks as they did in IPv4, except for the cases
>> described in Section 6.4.4 and for the purposes of measuring utilization as
>> defined in this document."
>> 
>> I read section 6.5.4.1 to allow an LIR to keep no records about the
>> justification for assignments to endsites.
>> 
>> 
>> 
>>> With this policy change, both ARIN and LIR staff will save resources in
>>> a justification, which seems unnecessary and should be completely on the
>>> hands of the LIR itself.
>>> 
>> 
>> 
>> How many times have ARIN staff had to evaluate the assignment of multiple
>> /48s to endsites so far?  Is this really an issue?
>> 
>> 
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>> http://lists.arin.net/mailman/listinfo/ppml
>> 
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