The Recommendation for the IP Next Generation Protocol
RFC 1752

 
Document Type RFC - Proposed Standard (January 1995; No errata)
Was draft-ipng-recommendation (individual)
Last updated 2013-03-02
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Network Working Group                                         S. Bradner
Request for Comments: 1752                            Harvard University
Category: Standards Track                                      A. Mankin
                                                                     ISI
                                                            January 1995

         The Recommendation for the IP Next Generation Protocol

Status of this Memo

   This document specifies an Internet standards track protocol for the
   Internet community, and requests discussion and suggestions for
   improvements.  Please refer to the current edition of the "Internet
   Official Protocol Standards" (STD 1) for the standardization state
   and status of this protocol.  Distribution of this memo is unlimited.

Abstract

   This document presents the recommendation of the IPng Area Directors
   on what should be used to replace the current version of the Internet
   Protocol.  This recommendation was accepted by the Internet
   Engineering Steering Group (IESG).

Table of Contents

   1.        Summary. . . . . . . . . . . . . . . . . . . . . . . . .  2
   2.        Background . . . . . . . . . . . . . . . . . . . . . . .  4
   3.        A Direction for IPng . . . . . . . . . . . . . . . . . .  5
   4.        IPng Area. . . . . . . . . . . . . . . . . . . . . . . .  6
   5.        ALE Working Group. . . . . . . . . . . . . . . . . . . .  6
     5.1     ALE Projections. . . . . . . . . . . . . . . . . . . . .  7
     5.2     Routing Table Size . . . . . . . . . . . . . . . . . . .  7
     5.3     Address Assignment Policy Recommendations. . . . . . . .  8
   6.        IPng Technical Requirements. . . . . . . . . . . . . . .  8
     6.1     The IPng Technical Criteria document . . . . . . . . . .  9
   7.        IPng Proposals . . . . . . . . . . . . . . . . . . . . . 11
     7.1     CATNIP. . .  . . . . . . . . . . . . . . . . . . . . . . 11
     7.2     SIPP. . . .  . . . . . . . . . . . . . . . . . . . . . . 12
     7.3     TUBA. . . .  . . . . . . . . . . . . . . . . . . . . . . 13
   8.        IPng Proposal Reviews. . . . . . . . . . . . . . . . . . 13
     8.1     CATNIP Reviews . . . . . . . . . . . . . . . . . . . . . 14
     8.2     SIPP Reviews . . . . . . . . . . . . . . . . . . . . . . 15
     8.3     TUBA Reviews . . . . . . . . . . . . . . . . . . . . . . 16
     8.4     Summary of Proposal Reviews. . . . . . . . . . . . . . . 17
   9.        A Revised Proposal . . . . . . . . . . . . . . . . . . . 17
   10        Assumptions .  . . . . . . . . . . . . . . . . . . . . . 18
     10.1    Criteria Document and Timing of Recommendation . . . . . 18

Bradner & Mankin                                                [Page 1]
RFC 1752                Recommendation for IPng             January 1995

     10.2    Address Length . . . . . . . . . . . . . . . . . . . . . 19
   11.       IPng Recommendation. . . . . . . . . . . . . . . . . . . 19
     11.1    IPng Criteria Document and IPng. . . . . . . . . . . . . 20
     11.2    IPv6. . . . .  . . . . . . . . . . . . . . . . . . . . . 21
   12.       IPv6 Overview  . . . . . . . . . . . . . . . . . . . . . 21
     12.1    IPv6 Header Format . . . . . . . . . . . . . . . . . . . 24
     12.2    Extension Headers. . . . . . . . . . . . . . . . . . . . 25
     12.2.1  Hop-by-Hop Option Header . . . . . . . . . . . . . . . . 25
     12.2.2  IPv6 Header Options. . . . . . . . . . . . . . . . . . . 26
     12.2.3  Routing Header . . . . . . . . . . . . . . . . . . . . . 27
     12.2.4  Fragment Header. . . . . . . . . . . . . . . . . . . . . 28
     12.2.5  Authentication Header. . . . . . . . . . . . . . . . . . 29
     12.2.6  Privacy Header . . . . . . . . . . . . . . . . . . . . . 30
     12.2.7  End-to-End Option Header . . . . . . . . . . . . . . . . 32
   13.       IPng Working Group . . . . . . . . . . . . . . . . . . . 32
   14.       IPng Reviewer  . . . . . . . . . . . . . . . . . . . . . 33
   15.       Address Autoconfiguration. . . . . . . . . . . . . . . . 33
   16.       Transition . . . . . . . . . . . . . . . . . . . . . . . 34
     16.1    Transition - Short Term. . . . . . . . . . . . . . . . . 35
     16.2    Transition - Long Term . . . . . . . . . . . . . . . . . 36
   17.       Other Address Families . . . . . . . . . . . . . . . . . 37
   18.       Impact on Other IETF Standards . . . . . . . . . . . . . 38
   19.       Impact on non-IETF standards and on products . . . . . . 39
   20.       APIs . . . . . . . . . . . . . . . . . . . . . . . . . . 39
   21.       Future of the IPng Area and Working Groups . . . . . . . 40
   22.       Security Considerations. . . . . . . . . . . . . . . . . 40
   23.       Authors' Addresses . . . . . . . . . . . . . . . . . . . 43

   Appendix A    Summary of Recommendations . . . . . . . . . . . . . 44
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