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Versions: 00 01 02 03 rfc3568                              Informational
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        RFC 3568

        Title:      Known Content Network (CN) Request-Routing
                    Mechanisms
        Author(s):  A. Barbir, B. Cain, R. Nair, O. Spatscheck
        Status:     Informational
        Date:       July 2003
        Mailbox:    abbieb@nortelnetworks.com, bcain@storigen.com,
                    nair_raj@yahoo.com, spatsch@research.att.com
        Pages:      19
        Characters: 42443
        Updates/Obsoletes/SeeAlso:  None

        I-D Tag:    draft-ietf-cdi-known-request-routing-03.txt

        URL:        ftp://ftp.rfc-editor.org/in-notes/rfc3568.txt


This document presents a summary of Request-Routing techniques that
are used to direct client requests to surrogates based on various
policies and a possible set of metrics.  The document covers
techniques that were commonly used in the industry on or before
December 2000.  In this memo, the term Request-Routing represents
techniques that is commonly called content routing or content
redirection.  In principle, Request-Routing techniques can be
classified under: DNS Request-Routing, Transport-layer
Request-Routing, and Application-layer Request-Routing.

This document is a product of the Content Distribution Internetworking
Working Group of the IETF.

This memo provides information for the Internet community.  It does
not specify an Internet standard of any kind.  Distribution of this
memo is unlimited.

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