http://www.rfc-editor.org/rfc/rfc2887.txt
RFC 2887: The Reliable Multicast Design Space for Bulk Data Transfer, M. Handley, S. Floyd, B. Whetten, R. Kermode, L. Vicisano, M. Luby2000-08-01T23:00:00-00:00This document provides an overview of the design space and the ways in which application constraints affect possible solutions. This memo provides information for the Internet community.