IP multicast content delivery system architecture - broadband content delivery service using IGAP

摘要

IP-multicast Content Distribution Service is important as a candidate of the next Broadband Service. In this paper, we describe a method of Multicast Content Distribution Service and dedicated network architecture. We introduce a group management protocol IGAP as a significant element of the multicast CDN. Finally, we propose a function arrangement of IGAP devices (Client, Router, Server et al.)