Wireless or mobile broadband internet service such as CDMA1x Rtt, GPRS, 3G or EVDO actually involve many telecommunication infrastructures while a session sending by mobile telecommunication subscribers arrive to the core network. Wireless or mobile broadband internet service requires that the telecommunication service involved to this service should run perfectly to avoid an outage of service. The main of telecommunication infrastructures which involve to the wireless or mobile broadband internet service especially on CDMA 1x Rtt are Public Data Serving Node (PDSN), Authentication, Authorization and Accounting (AAA) and charging system. Continue reading The basic flow of Data service on CDMA platform