With the astounding growth of traffic carried by the Internet in recent years, congestion is becoming an increasing problem. Real-time and mission-critical traffic require levels of service quality exceeding the best-effort level currently provided. Intserv and Diffserv service models have been...

"In the future data communication networks interoperability becomes critical from both technological and business strategy perspective. Significance of interoperability has to be evaluated in terms of the overall economic performance of the system. In this paper we will present our view of the...