Internet Protocol, Version 6 (IPv6) Specification
RFC 8200
| Document | Type |
RFC - Internet Standard
(July 2017; Errata)
Obsoletes RFC 2460
Also known as STD 86
|
|
|---|---|---|---|
| Last updated | 2020-02-04 | ||
| Replaces | draft-hinden-6man-rfc2460bis | ||
| Stream | IETF | ||
| Formats | plain text html pdf htmlized with errata bibtex | ||
| Reviews | |||
| Stream | WG state | Submitted to IESG for Publication | |
| Document shepherd | Ole Trøan | ||
| Shepherd write-up | Show (last changed 2016-11-30) | ||
| IESG | IESG state | RFC 8200 (Internet Standard) | |
| Consensus Boilerplate | Yes | ||
| Telechat date | |||
| Responsible AD | Suresh Krishnan | ||
| Send notices to | "Ole Troan" <otroan@employees.org> | ||
| IANA | IANA review state | Version Changed - Review Needed | |
| IANA action state | RFC-Ed-Ack | ||
Internet Engineering Task Force (IETF) S. Deering
Request for Comments: 8200 Retired
STD: 86 R. Hinden
Obsoletes: 2460 Check Point Software
Category: Standards Track July 2017
ISSN: 2070-1721
Internet Protocol, Version 6 (IPv6) Specification
Abstract
This document specifies version 6 of the Internet Protocol (IPv6).
It obsoletes RFC 2460.
Status of This Memo
This is an Internet Standards Track document.
This document is a product of the Internet Engineering Task Force
(IETF). It represents the consensus of the IETF community. It has
received public review and has been approved for publication by the
Internet Engineering Steering Group (IESG). Further information on
Internet Standards is available in Section 2 of RFC 7841.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc8200.
Deering & Hinden Standards Track [Page 1]
RFC 8200 IPv6 Specification July 2017
Copyright Notice
Copyright (c) 2017 IETF Trust and the persons identified as the
document authors. All rights reserved.
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
publication of this document. Please review these documents
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
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
This document may contain material from IETF Documents or IETF
Contributions published or made publicly available before November
10, 2008. The person(s) controlling the copyright in some of this
material may not have granted the IETF Trust the right to allow
modifications of such material outside the IETF Standards Process.
Without obtaining an adequate license from the person(s) controlling
the copyright in such materials, this document may not be modified
outside the IETF Standards Process, and derivative works of it may
not be created outside the IETF Standards Process, except to format
it for publication as an RFC or to translate it into languages other
than English.
Deering & Hinden Standards Track [Page 2]
RFC 8200 IPv6 Specification July 2017
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 4
2. Terminology . . . . . . . . . . . . . . . . . . . . . . . . . 5
3. IPv6 Header Format . . . . . . . . . . . . . . . . . . . . . 6
4. IPv6 Extension Headers . . . . . . . . . . . . . . . . . . . 7
4.1. Extension Header Order . . . . . . . . . . . . . . . . . 10
4.2. Options . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.3. Hop-by-Hop Options Header . . . . . . . . . . . . . . . . 13
4.4. Routing Header . . . . . . . . . . . . . . . . . . . . . 14
4.5. Fragment Header . . . . . . . . . . . . . . . . . . . . . 15
4.6. Destination Options Header . . . . . . . . . . . . . . . 23
4.7. No Next Header . . . . . . . . . . . . . . . . . . . . . 24
4.8. Defining New Extension Headers and Options . . . . . . . 24
5. Packet Size Issues . . . . . . . . . . . . . . . . . . . . . 25
6. Flow Labels . . . . . . . . . . . . . . . . . . . . . . . . . 26
7. Traffic Classes . . . . . . . . . . . . . . . . . . . . . . . 26
8. Upper-Layer Protocol Issues . . . . . . . . . . . . . . . . . 27
8.1. Upper-Layer Checksums . . . . . . . . . . . . . . . . . . 27
8.2. Maximum Packet Lifetime . . . . . . . . . . . . . . . . . 28
8.3. Maximum Upper-Layer Payload Size . . . . . . . . . . . . 29
8.4. Responding to Packets Carrying Routing Headers . . . . . 29
9. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 29
10. Security Considerations . . . . . . . . . . . . . . . . . . . 30
11. References . . . . . . . . . . . . . . . . . . . . . . . . . 32
11.1. Normative References . . . . . . . . . . . . . . . . . . 32
11.2. Informative References . . . . . . . . . . . . . . . . . 33
Appendix A. Formatting Guidelines for Options . . . . . . . . . 36
Appendix B. Changes Since RFC 2460 . . . . . . . . . . . . . . . 39
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 42
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 42
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