Building Content Distribution Network: A Solution to Achieve QoS on Internet

摘要

Abstract-Content Distribution Network (CDN) involves several technologies, rather than just one technology working alone. CDN is another method to provide Quality of Service (QoS) to different applications and deliver different types of media content to end-users over the Internet. Since it is important to improve Internet performance in recent years, CDN has been an approach providing better Internet services. There are a number of technologies and components included in the CDN, and also several challenges needed to be considered for its performance. This paper presents basic components of CDN and summarizes the challenges and issues analyzing the development of CDNs towards QoS.