Chapter 8 Quality of service, charging and policy control
8.1 Quality of Service
Many mobile broadband operators aim at providing multiple services (Internet, voice, video) across their packet-switched access networks. These services will share the radio and core network resources with best effort services such as Internet browsing and e-mail download, and they all have different Quality of Service (QoS) requirements in terms of required bit rates as well as acceptable packet delays and packet loss rates. Furthermore, with mobile broadband subscriptions offering flat rate charging, high-bandwidth services such as file sharing become more common in cellular systems also. In such a multi-service scenario, it is important that ...