Telephone Switches are characteristically long-lived, evolving systems. We describe how a legacy two-tier system for telephone switch management was reengineered as a three-tier w...
Future integrated services networks will need to provide quality of service (QoS) guarantees to multimedia applications. To ensure that the contracted QoS is sustained, it is not ...
This paper proposes a novel approach for managing IP-based services and applications, reflecting the authors’ experience with the IBM Global Network. It describes how one can e...
Using IP-based Virtual Private Network (IP-VPN) technology, a company can establish its virtual private network over public networks. Recently, IP-VPN emerges as one of main techn...
Seung-Jin Baek, Moon-Sang Jeong, Jong-Tae Park, Ta...
Global Number Portability (GNP) is becoming a key service to increase competition and profit of a service provider for the ever-growing telephone marketplace. In this paper, we pr...
Kyu-Hyung Kim, Dong-Hee Lee, Eun-Ju Ha, Jong-Tae P...