A portion-based content distribution strategy in streaming media content distribution networks

Streaming media content distribution networks(SCDNS) are increasingly being used to disseminate data in today's Internet. A very important issue in SCDN is the content distribution strategy. This paper proposes a new content distribution strategy in which a content object was divided into two sections. The first part is replicated to all of cache server. The second part is replicated to a part of cache server. Compared with the strategy which take the content as a hole object, the client's perceive latency of the new strategy is low.