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Status:

BEST CURRENT PRACTICE

Obsoletes:

RFC 1519

Authors:

V. Fuller
T. Li

Stream:

IETF

Source:

grow (ops)

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DOI:  https://doi.org/10.17487/RFC4632

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Abstract

This memo discusses the strategy for address assignment of theexisting 32-bit IPv4 address space with a view toward conserving theaddress space and limiting the growth rate of global routing state.This document obsoletes the original Classless Inter-domain Routing(CIDR) spec in RFC 1519, with changes made both to clarify the conceptsit introduced and, after more than twelve years, to update theInternet community on the results of deploying the technology described. This document specifies an Internet Best Current Practices for theInternet Community, and requests discussion and suggestions forimprovements.

For the definition ofStatus,seeRFC 2026.

For the definition ofStream, seeRFC 8729.