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Reclassifying Dynamic Host Configuration Protocol version 4 (DHCPv4) Options (RFC3942)

IP.com Disclosure Number: IPCOM000032940D
Original Publication Date: 2004-Nov-01
Included in the Prior Art Database: 2004-Nov-19
Document File: 8 page(s) / 14K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

B. Volz: AUTHOR

Abstract

This document updates RFC 2132 to reclassify Dynamic Host Configuration Protocol version 4 (DHCPv4) option codes 128 to 223 (decimal) as publicly defined options to be managed by IANA in accordance with RFC 2939. This document directs IANA to make these option codes available for assignment as publicly defined DHCP options for future options.

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Network Working Group                                            B. Volz

Request for Comments: 3942                           Cisco Systems, Inc.

Updates: 2132                                              November 2004

Category: Standards Track

           Reclassifying Dynamic Host Configuration Protocol

                      version 4 (DHCPv4) Options

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 (2004).

Abstract

   This document updates RFC 2132 to reclassify Dynamic Host

   Configuration Protocol version 4 (DHCPv4) option codes 128 to 223

   (decimal) as publicly defined options to be managed by IANA in

   accordance with RFC 2939.  This document directs IANA to make these

   option codes available for assignment as publicly defined DHCP

   options for future options.

Table of Contents

   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  2

   2.  Requirements Notation  . . . . . . . . . . . . . . . . . . . .  2

   3.  Background . . . . . . . . . . . . . . . . . . . . . . . . . .  2

       3.1.  Publicly Defined Options Range . . . . . . . . . . . . .  2

       3.2.  Site-Specific Options Range  . . . . . . . . . . . . . .  3

   4.  Reclassifying Options  . . . . . . . . . . . . . . . . . . . .  3

   5.  Security Considerations  . . . . . . . . . . . . . . . . . . .  4

   6.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . .  5

   7.  Acknowledgements . . . . . . . . . . . . . . . . . . . . . . .  5

   8.  References . . . . . . . . . . . . . . . . . . . . . . . . . .  5

       8.1.  Normative References . . . . . . . . . . . . . . . . . .  5

       8.2.  Informative References . . . . . . . . . . . . . . . . .  6

   Author's Address . . . . . . . . . . . . . . . . . . . . . . . . .  6

   Full Copyright Statement . . . . . . . . . . . . . . . . . . . . .  7

Volz                        Standards Track                     [Page 1]

RFC 3942              Reclassifying DHCPv4 Options         November 2004

1.  Introduction

   The DHCPv4 [RFC2131] publicly defined options range, options 1 - 127,

   is nearly used up.  Efforts such as [RFC3679] help extend the life of

   this space, but ultimately the space will be exhausted.

   This document reclassifies much of the site-specific option range,

   which has not been widely us...