<html xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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--></style></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>On 18 May 2023, the ARIN Advisory Council (AC) accepted "ARIN-prop-319: Retire 4.2.1.4. Slow Start" as a Draft Policy.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Draft Policy ARIN-2023-1 is below and can be found at:<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><a href="https://www.arin.net/participate/policy/drafts/2023_1/">https://www.arin.net/participate/policy/drafts/2023_1/</a><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>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:<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>* Enabling Fair and Impartial Number Resource Administration<o:p></o:p></p><p class=MsoNormal>* Technically Sound<o:p></o:p></p><p class=MsoNormal>* Supported by the Community<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>The PDP can be found at:<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><a href="https://www.arin.net/participate/policy/pdp/">https://www.arin.net/participate/policy/pdp/</a><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Draft Policies and Proposals under discussion can be found at: <a href="https://www.arin.net/participate/policy/drafts/">https://www.arin.net/participate/policy/drafts/</a><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Eddie Diego<o:p></o:p></p><p class=MsoNormal>Policy Analyst<o:p></o:p></p><p class=MsoNormal>American Registry for Internet Numbers (ARIN)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Draft Policy ARIN-2023-1: Retire 4.2.1.4. Slow Start<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Problem Statement: <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Section 4.2.1.4 Slow Start has been a part of the NRPM for two decades, and successfully served to constrain the rate at which ARIN issued IPv4 address allocations to its members for many years. Following the exhaustion of the free pool, as well as the introduction and refinement of transfer policies, Slow Start has ceased to be applicable to the operations of ARIN's registration services. Staff has confirmed that this policy has not been used since 2018.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Policy statement: <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Retire 4.2.1.4 Slow Start<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Timetable for implementation: Immediate<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>