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Dynamic Host Configuration Protocol Option for Coordinate-based Location Configuration Information (RFC3825)

IP.com Disclosure Number: IPCOM000029559D
Original Publication Date: 2004-Jul-01
Included in the Prior Art Database: 2004-Jul-07
Document File: 16 page(s) / 32K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

J. Polk: AUTHOR [+3]

Abstract

This document specifies a Dynamic Host Configuration Protocol Option for the coordinate-based geographic location of the client. The Location Configuration Information (LCI) includes latitude, longitude, and altitude, with resolution indicators for each. The reference datum for these values is also included.

This text was extracted from an ASCII text file.
This is the abbreviated version, containing approximately 9% of the total text.

Network Working Group                                            J. Polk

Request for Comments: 3825                                 J. Schnizlein

Category: Standards Track                                     M. Linsner

                                                           Cisco Systems

                                                               July 2004

             Dynamic Host Configuration Protocol Option for

          Coordinate-based Location Configuration Information

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 specifies a Dynamic Host Configuration Protocol Option

   for the coordinate-based geographic location of the client.  The

   Location Configuration Information (LCI) includes latitude,

   longitude, and altitude, with resolution indicators for each.  The

   reference datum for these values is also included.

Polk, et al.                Standards Track                     [Page 1]

RFC 3825             DHCP Option for Coordinate LCI            July 2004

Table of Contents

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

       1.1.  Conventions  . . . . . . . . . . . . . . . . . . . . . .  3

       1.2.  Motivation . . . . . . . . . . . . . . . . . . . . . . .  3

       1.3.  Rationale  . . . . . . . . . . . . . . . . . . . . . . .  4

   2.  Location Configuration Information (LCI) Elements. . . . . . .  4

       2.1.  Elements of the Location Configuration Information . . .  5

   3.  Security Considerations. . . . . . . . . . . . . . . . . . . .  8

   4.  IANA Considerations. . . . . . . . . . . . . . . . . . . . . .  8

   5.  Acknowledgements . . . . . . . . . . . . . . . . . . . . . . .  9

   Appendix Calculations of Imprecision possible with the DHC LCI . . 10

       A.1.  LCI of "White House" (Example 1) . . . . . . . . . . . . 10

       A.2.  LCI of "Sears Tower" (Example 2) . . . . . . . . . . . . 12

   6.  References . . . . . . . . . . . . . . . . . . . . . . . . . . 13

       6.1.  Normative References . . . . . . . . . . . . . . . . . . 13

       6.2.  Informational References . . . . . . . . . . . . . . . . 14

   7.  Author Information . . . . . . . . . . . . ....