FYI: IETF requirements document on location by referencing (and URIs)

["Carl Reed" <creed@opengeospatial.org>]

For those interested in location by reference, the IETF has just released an
informational document

http://www.rfc-editor.org/rfc/rfc5808.txt

Abstract

   This document defines terminology and provides requirements relating
   to the Location-by-Reference approach using a location Uniform
   Resource Identifier (URI) to handle location information within
   signaling and other Internet messaging.

Cheers

Carl Reed, PhD
CTO and Executive Director Specification Program
OGC

The OGC: Helping the World to Communicate Geographically

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