GPRS (General Packet Radio Service) has been applied in enterprise more and more widely. Till to now
the solution for enterprise GPRS application is using exclusive APN (Access Point Name). Enterprise must have its own RADIUS server and router. However
many enterprises do not have such equipments. The telecom platform for enterprise GPRS application which is provided by operator could solve the problem. In this paper
we discuss the network structure
function and secure performance of the platform in detail.