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IP Version 6 Addressing Architecture (RFC2373)

IP.com Disclosure Number: IPCOM000002945D
Original Publication Date: 1998-Jul-01
Included in the Prior Art Database: 2019-Feb-15
Document File: 26 page(s) / 31K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

R. Hinden: AUTHOR [+1]

Related Documents

10.17487/RFC2373: DOI

Abstract

This specification defines the addressing architecture of the IP Version 6 protocol [IPV6]. [STANDARDS-TRACK]

This text was extracted from a PDF file.
This is the abbreviated version, containing approximately 7% of the total text.

Network Working Group R. Hinden Request for Comments: 2373 Nokia Obsoletes: 1884 S. Deering Category: Standards Track Cisco Systems July 1998

IP Version 6 Addressing Architecture

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.

Copyright Notice

Copyright (C) The Internet Society (1998). All Rights Reserved.

Abstract

This specification defines the addressing architecture of the IP Version 6 protocol [IPV6]. The document includes the IPv6 addressing model, text representations of IPv6 addresses, definition of IPv6 unicast addresses, anycast addresses, and multicast addresses, and an IPv6 node’s required addresses.

Table of Contents

1. Introduction.................................................2 2. IPv6 Addressing..............................................2 2.1 Addressing Model.........................................3 2.2 Text Representation of Addresses.........................3 2.3 Text Representation of Address Prefixes..................5 2.4 Address Type Representation..............................6 2.5 Unicast Addresses........................................7 2.5.1 Interface Identifiers................................8 2.5.2 The Unspecified Address..............................9 2.5.3 The Loopback Address.................................9 2.5.4 IPv6 Addresses with Embedded IPv4 Addresses.........10 2.5.5 NSAP Addresses......................................10 2.5.6 IPX Addresses.......................................10 2.5.7 Aggregatable Global Unicast Addresses...............11 2.5.8 Local-use IPv6 Unicast Addresses....................11 2.6 Anycast Addresses.......................................12 2.6.1 Required Anycast Address............................13 2.7 Multicast Addresses.....................................14

Hinden & Deering Standards Track [Page 1]

RFC 2373 IPv6 Addressing Architecture July 1998

2.7.1 Pre-Defined Multicast Addresses.....................15 2.7.2 Assignment of New IPv6 Multicast Addresses..........17 2.8 A Node’s Required Addresses.............................17 3. Security Considerations.....................................18 APPENDIX A: Creating EUI-64 based Interface Identifiers........19 APPENDIX B: ABNF Description of Text Representations...........22 APPENDIX C: CHANGES FROM RFC-1884..............................23 REFERENCES.....................................................24 AUTHORS’ ADDRESSES.............................................25 FULL COPYRIGHT STATEMENT.......................................26

1.0 INTRODUCTION

This specification defines the addressing architecture of the IP Version 6 protocol. It includes a detailed description of the currently defined address formats for IPv6 [IPV6...

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