A VoIP PBX supports flexible call handling functionality for selective forwarding, cost based outward call routing, recording calls etc. Both users and administrators need a flexi...
When software systems incorporate existing software components, there is a need to evaluate these components. Component evaluation is of two kinds according to literature: compone...
Performance management (PM) is a key function of virtual organization (VO) management. A large set of PM indicators has been proposed and evaluated within the context of virtual br...
This paper develops time-based rejuvenation policies to improve the performability measures of a cluster system. Three rejuvenation policies, namely standard rejuvenation, delayed...
Since the deployment of real-time sensitive applications in the Internet, the research community has been struggling to leverage the IP best-effort networks for providing QoS assu...
Reinaldo de Barros Correia, Luiz F. Rust da Costa ...