Research On Quality Of Service Management For Next Generation Mobile Internet

With the development of NGN, 3G and CNGI, the research on Quality of Service (QoS) has become very important as a focus of Next Generation Mobile Internet. Many kinds of new services of Telecommunication Service Provider, such as VoIP, IPTV and VPN, require end-to-end QoS for the customer. The research on QoS management will be considered on all the layers of network because the end-to-end service is related with all the layers of network.There is the concept of QoS because there is some relation of service between the neighboring layers or peer-to-peer layers in network. The application layer is the customer of service for the transport layer, and the transport layer is the customer of service for the network layer. The network layer is the provider of service for the transport layer, and the transport layer is the provider of service for the application layer. QoS...