{"draft":"draft-ietf-cdi-known-request-routing-03","doc_id":"RFC3568","title":" Known Content Network (CN) Request-Routing Mechanisms ","authors":["A. Barbir","B. Cain","R. Nair","O. Spatscheck"],"format":["ASCII","HTML"],"page_count":"19","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"Content Distribution Internetworking","abstract":" 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 memo provides information for the Internet community.  ","pub_date":"June 2003","keywords":["metrics","routing","redirection"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":["RFC8996"],"see_also":[],"doi":"10.17487\/RFC3568","errata_url":null}