Traditionally,when a radio network site is swapped,it is necessary to interrupt existing services and perform a step-by-step serial cutover,which involves compl
Worldwide Interoperability for Microwave Access (WiMAX), an emerging broadband radio access technology, has attracted much attention from the whole telecom indu
After the separation of service control from transport function in the Next Generation Network (NGN), a concept of the Resource and Admission Control (RAC) was