A new Request for Comments is now available in online RFC libraries. 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: firstname.lastname@example.org, email@example.com, firstname.lastname@example.org, email@example.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. This announcement is sent to the IETF list and the RFC-DIST list. Requests to be added to or deleted from the IETF distribution list should be sent to IETF-REQUEST@IETF.ORG. Requests to be added to or deleted from the RFC-DIST distribution list should be sent to RFC-DIST-REQUEST@RFC-EDITOR.ORG. Details on obtaining RFCs via FTP or EMAIL may be obtained by sending an EMAIL message to rfc-info@RFC-EDITOR.ORG with the message body help: ways_to_get_rfcs. For example: To: rfc-info@RFC-EDITOR.ORG Subject: getting rfcs help: ways_to_get_rfcs Requests for special distribution should be addressed to either the author of the RFC in question, or to RFC-Manager@RFC-EDITOR.ORG. Unless specifically noted otherwise on the RFC itself, all RFCs are for unlimited distribution.echo Submissions for Requests for Comments should be sent to RFC-EDITOR@RFC-EDITOR.ORG. Please consult RFC 2223, Instructions to RFC Authors, for further information.