{"draft":"draft-ietf-httpbis-cdn-loop-02","doc_id":"RFC8586","title":"Loop Detection in Content Delivery Networks (CDNs)","authors":["S. Ludin","M. Nottingham","N. Sullivan"],"format":["ASCII","HTML"],"page_count":"6","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"HTTP","abstract":"This document defines the CDN-Loop request header field for HTTP.\r\nCDN-Loop addresses an operational need that occurs when an HTTP\r\nrequest is intentionally forwarded between Content Delivery Networks\r\n(CDNs), but is then accidentally or maliciously re-routed back into\r\nthe original CDN causing a non-terminating loop.  The new header\r\nfield can be used to identify the error and terminate the loop.","pub_date":"April 2019","keywords":["CDN-Loop",""],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC8586","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc8586"}