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draft-nbourbaki-6man-classless-ipv6.txt
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Network Working Group N. Bourbaki
Internet-Draft The Intertubes
Updates: 4291 (if approved) May 16, 2017
Intended status: Standards Track
Expires: November 17, 2017
Network Working Group R. Bush
Internet-Draft Internet Initiative Japan
Updates: 4291 (if approved) B. Carpenter
Intended status: Standards Track Univ. of Auckland
Expires: November 18, 2017 F. Gont
SI6 Networks / UTN-FRH
N. Hilliard
INEX
G. Huston
APNIC
J. Snijders
NTT
May 17, 2017
IPv6 is Classless
@ -35,13 +43,21 @@ Status of This Memo
time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress."
This Internet-Draft will expire on November 17, 2017.
This Internet-Draft will expire on November 18, 2017.
Copyright Notice
Copyright (c) 2017 IETF Trust and the persons identified as the
document authors. All rights reserved.
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This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
@ -49,32 +65,23 @@ Copyright Notice
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
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the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Suggested Reading . . . . . . . . . . . . . . . . . . . . . . 2
2. Suggested Reading . . . . . . . . . . . . . . . . . . . . . . 3
3. Identifier and Subnet Length Statements . . . . . . . . . . . 3
4. Recommendations . . . . . . . . . . . . . . . . . . . . . . . 3
4. Recommendations . . . . . . . . . . . . . . . . . . . . . . . 4
5. Security Considerations . . . . . . . . . . . . . . . . . . . 4
6. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 4
7. Authors . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
8. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 4
9. References . . . . . . . . . . . . . . . . . . . . . . . . . 4
9.1. Normative References . . . . . . . . . . . . . . . . . . 4
8. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 5
9. References . . . . . . . . . . . . . . . . . . . . . . . . . 5
9.1. Normative References . . . . . . . . . . . . . . . . . . 5
9.2. Informative References . . . . . . . . . . . . . . . . . 5
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 6
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 6
1. Introduction
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This document also clarifies that IPv6 routing subnets may be of any
length up to 128.
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2. Suggested Reading
It is assumed that the reader understands the history of classful
@ -107,13 +123,6 @@ Table of Contents
arguments for operational flexibility in address assignment remain
compelling.
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It is also assumed that the reader understands IPv6 [RFC2460], the IP
Version 6 Addressing Architecture [RFC4291], the proposed changes to
RFC4291 [I-D.ietf-6man-rfc4291bis] and RFC2464
@ -149,6 +158,18 @@ Internet-Draft IPv6 is Classless May 2017
differentiate at a different granularity than is used by any such
automated link local address configuration tools.
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4. Recommendations
For historical reasons, when a prefix is needed on a link, barring
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SLAAC in order not to discover bugs where 64 was hard-coded, and to
favor portability of devices and operating systems.
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Nonetheless, there is no reason in theory why an IPv6 node should not
operate with different interface identfier lengths on different
physical interfaces. Thus, a correct implementation of SLAAC must in
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abetted by Brian Carpenter, Chris Morrow, Fernando Gont, Geoff
Huston, Job Snijders, and Nick Hilliard.
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8. Acknowledgments
The authors wish to thank .
@ -218,14 +240,6 @@ Internet-Draft IPv6 is Classless May 2017
[RFC2460] Deering, S. and R. Hinden, "Internet Protocol, Version 6
(IPv6) Specification", RFC 2460, December 1998.
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[RFC4291] Hinden, R. and S. Deering, "IP Version 6 Addressing
Architecture", RFC 4291, February 2006.
@ -259,6 +273,15 @@ Internet-Draft IPv6 is Classless May 2017
(CIDR): The Internet Address Assignment and Aggregation
Plan", BCP 122, RFC 4632, August 2006.
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[RFC4862] Thomson, S., Narten, T., and T. Jinmei, "IPv6 Stateless
Address Autoconfiguration", RFC 4862, September 2007.
@ -274,28 +297,79 @@ Internet-Draft IPv6 is Classless May 2017
Networks", RFC 7707, DOI 10.17487/RFC7707, March 2016,
<http://www.rfc-editor.org/info/rfc7707>.
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[RFC7721] Cooper, A., Gont, F., and D. Thaler, "Security and Privacy
Considerations for IPv6 Address Generation Mechanisms",
RFC 7721, DOI 10.17487/RFC7721, March 2016,
<http://www.rfc-editor.org/info/rfc7721>.
Author's Address
Authors' Addresses
Nicolas Bourbaki
The Intertubes
42 Rue du Jour
Sophia-Antipolis ::1
FR
Randy Bush
Internet Initiative Japan
5147 Crystal Springs
Bainbridge Island, Washington 98110
US
Email: bourbaki@bogus.com
Email: randy@psg.com
Brian Carpenter
Department of Computer Science
University of Auckland
PB 92019
Auckland 1142
New Zealand
Email: brian.e.carpenter@gmail.com
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Fernando Gont
SI6 Networks / UTN-FRH
Evaristo Carriego 2644
Haedo, Provincia de Buenos Aires 1706
Argentina
Phone: +54 11 4650 8472
Email: fgont@si6networks.com
URI: http://www.si6networks.com
Nick Hilliard
INEX
4027 Kingswood Road
Dublin 24
Ireland
Email: nick@inex.ie
Geoff Huston
Email: gih@apnic.net
Job Snijders
NTT Communications
Theodorus Majofskistraat 100
Amsterdam 1065 SZ
The Netherlands
Email: job@ntt.net
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draft-nbourbaki-6man-classless-ipv6.xml
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<front>
<title>IPv6 is Classless</title>
<!--
<author fullname="Nicolas Bourbaki" initials="N." surname="Bourbaki">
<organization>The Intertubes</organization>
<address>
@ -29,8 +30,8 @@
<email>bourbaki@bogus.com</email>
</address>
</author>
-->
<!--
<author fullname="Randy Bush" initials="R.B." surname="Bush">
<organization>Internet Initiative Japan</organization>
<address>
@ -59,6 +60,22 @@
</postal>
<email>brian.e.carpenter@gmail.com</email>
</address>
</author>
<author fullname="Fernando Gont" initials="F." surname="Gont">
<organization>SI6 Networks / UTN-FRH</organization>
<address>
<postal>
<street>Evaristo Carriego 2644</street>
<code>1706</code>
<city>Haedo</city>
<region>Provincia de Buenos Aires</region>
<country>Argentina</country>
</postal>
<phone>+54 11 4650 8472</phone>
<email>fgont@si6networks.com</email>
<uri>http://www.si6networks.com</uri>
</address>
</author>
<author initials="N" surname="Hilliard" fullname="Nick Hilliard">
@ -74,14 +91,25 @@
</address>
</author>
<author fullname=“Geoff Huston" initials=“G" surname=“Huston">
<organization abbrev=“APNIC"/>
<address>
<email>gih@apnic.net</email>
</address>
</author>
<author fullname="Geoff Huston" initials="G" surname="Huston">
<organization abbrev="APNIC"/>
<address>
<email>gih@apnic.net</email>
</address>
</author>
-->
<author fullname="Job Snijders" initials="J." surname="Snijders">
<organization abbrev="NTT">NTT Communications</organization>
<address>
<postal>
<street>Theodorus Majofskistraat 100</street>
<code>1065 SZ</code>
<city>Amsterdam</city>
<country>The Netherlands</country>
</postal>
<email>job@ntt.net</email>
</address>
</author>
<date month="May" year="2017"/>