[arin-ppml] Draft Policy ARIN-2025-6: Fix formula in 6.5.2.1c
ARIN
info at arin.net
Tue Jul 1 14:34:50 EDT 2025
On 26 June 2025, the ARIN Advisory Council (AC) accepted “ARIN-2025-6: Fix formula in 6.5.2.1c” as Draft Policy.
Draft Policy ARIN-2025-6 is below and can be found at:
https://www.arin.net/participate/policy/drafts/2025_6
You are encouraged to discuss all Draft Policies on PPML. The AC will evaluate the discussion to assess the conformance of this draft policy with ARIN's Principles of Internet number resource policy as stated in the Policy Development Process (PDP). Specifically, these principles are:
* Enabling Fair and Impartial Number Resource Administration
* Technically Sound
* Supported by the Community
The PDP can be found at:
https://www.arin.net/participate/policy/pdp/
Draft Policies and Proposals under discussion can be found at: https://www.arin.net/participate/policy/drafts/
Regards,
Eddie Diego
Policy Analyst
American Registry for Internet Numbers (ARIN)
Draft Policy ARIN-2025-6: Fix formula in 6.5.2.1c
Problem Statement:
Sections 6.5.2.1 explains the initial IPv6 ISP/LIR allocation in a way that is difficult to follow and the formula in section (c) does not match the remainder of the text.
Policy Statement:
In 6.5.2.1c, replace:
"This calculation can be summarized as /N where N = P-(X+Y) and P is the organization’s Provider Allocation Unit X is a multiple of 4 greater than 4/3*serving sites and Y is a multiple of 4 greater than 4/3*end sites served by largest serving site."
with:
"This calculation can be summarized as /N where N = P-(X+Y) and P is the organization’s Provider Allocation Unit, X is a multiple of 4 greater than 4/3*log_2(serving sites) and Y is a multiple of 4 greater than 4/3*log_2(end sites served by largest serving site).
Time Table for Implementation: Immediate
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