[arin-announce] [arin-ppml] Lower End User IPv4 threshold to /24
info at arin.net
Mon Aug 3 16:40:40 EDT 2009
The following is a new policy proposal that has been posted to the ARIN
Public Policy Mailing List for discussion on that list.
American Registry for Internet Numbers (ARIN)
## * ##
Member Services wrote:
> ARIN received the following policy proposal and is posting it to the
> Public Policy Mailing List (PPML) in accordance with Policy Development
> This proposal is in the first stage of the Policy Development Process.
> ARIN staff will perform the Clarity and Understanding step. Staff does
> not evaluate the proposal at this time, their goal is to make sure that
> they understand the proposal and believe the community will as well.
> Staff will report their results to the ARIN Advisory Council (AC) within
> 10 days.
> The AC will review the proposal at their next regularly scheduled
> meeting (if the period before the next regularly scheduled meeting is
> less than 10 days, then the period may be extended to the subsequent
> regularly scheduled meeting). The AC will decide how to utilize the
> proposal and announce the decision to the PPML.
> In the meantime, the AC invites everyone to comment on the proposal on
> the PPML, particularly their support or non-support and the reasoning
> behind their opinion. Such participation contributes to a thorough
> vetting and provides important guidance to the AC in their deliberations.
> The ARIN Policy Development Process can be found at:
> Mailing list subscription information can be found
> at: https://www.arin.net/mailing_lists/
> Member Services
> American Registry for Internet Numbers (ARIN)
> ## * ##
> Owen DeLong wrote:
>> TEMPLATE: ARIN-POLICY-PROPOSAL-TEMPLATE-2.0
>> 1. Policy Proposal Name: /24 End User Minimum Allocation Unit
>> 2. Proposal Originator: Owen DeLong
>> 3. Proposal Version: 0.9
>> 4. Date: 8/3/09
>> 5. Proposal type: new
>> 6. Policy term: permanent
>> 7. Policy statement:
>> Replace section 18.104.22.168 of the NRPM with the following:
>> 22.214.171.124 Multihomed Connection
>> For end-users who demonstrate an intent to announce the requested
>> space in a
>> multihomed fashion to two or more distinct providers, the minimum
>> block of IP
>> address space assigned is a /24. If assignments smaller than a /24
>> are needed,
>> multihomed end-users should contact their upstream providers. When
>> prefixes are
>> assigned which are longer than /20, they will be from a block
>> reserved for that
>> purpose so long as that is feasible. End-users may not receive a
>> block smaller
>> than /22 under this policy if they already have resources from ARIN,
>> except as
>> specified in section 126.96.36.199.
>> Renumber the existing paragraph under the 4.3.6 to
>> 188.8.131.52 Utilization requirements for additional Assignment
>> Add the following paragraph 184.108.40.206
>> 220.127.116.11 Replacement assignments for small multi-homers
>> Any end-user that possesses an assignment smaller than /22 under any
>> part of
>> section 4.3 shall not be able to get an additional assignment unless
>> they agree
>> to return all existing assignments within 12 months of receiving a
>> new assignment.
>> The new assignment shall be sized to accommodate their existing
>> utilization in
>> addition to their justified additional growth space under section
>> The common cases for this are expected to be a /24 returned after
>> receipt of a /23,
>> or a /23 returned after receipt of a /22.
>> 8. Rationale:
>> This policy attempts to incorporate the recent and historical
>> discussions of
>> policy for multi-home users on PPML. The intent is to provide as fair
>> a process
>> as possible for multi-homed organizations down to the smallest
>> feasible size
>> while still preserving some control over growth in the routing table.
>> It has been repeatedly noted that /24 multi-homers exist today with
>> PA space
>> and still occupy a routing table slot, so, it is unlikely that moving
>> boundary to /24 would significantly impact the routing table.
>> By requiring smaller assignments to renumber and return, rather than
>> add more
>> small blocks to their assignments, this policy seeks to further
>> reduce the
>> chances of unnecessary growth in the routing table and encourage good
>> where possible.
>> 9. Timetable for implementation: Immediate
>> END OF TEMPLATE
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