%% You should probably cite rfc7975 instead of this I-D. @techreport{ietf-cdni-redirection-00, number = {draft-ietf-cdni-redirection-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-cdni-redirection/00/}, author = {Wang Danhua and Ben Niven-Jenkins and Xiaoyan He and Ge Chen and Wei Ni}, title = {{Request Routing Redirection Interface for CDN Interconnection}}, pagetotal = 22, year = 2013, month = apr, day = 15, abstract = {The Request Routing Interface comprises of (1) the asynchronous advertisement of footprint and capabilities by a downstream CDN that allows a upstream CDN to decide whether to redirect particular user requests to that downstream CDN; and (2) the synchronous operation of an upstream CDN requesting whether a downstream CDN is prepared to accept a user request and of a downstream CDN responding with how to actually redirect the user request. This document describes an interface for the latter part, i.e. the CDNI request routing/ Redirection Interface.}, }