In a free of charge or flat-rate Internet access environment, there often exists abusive and unfair usage of network resources. In this paper, the Internet access by the dormitory users at the National Taiwan University (NTU) serves as a conveyer problem. A quota-based service architecture combined with priority scheduling is developed to resolve the problem of unfair and abusive Internet access encountered in the NTU dormitory networks. The goal is to meet the basic traffic demands of the majority users while limiting abusive usage from ignorant heavy users. Two classes of services are provided. The regular class sets a quota on each user
Tsung-Ching Lin, Yeali S. Sun, Shi-Chung Chang, Sh