Today's businesses rely ever more on dependable service provision deployed on
information and communications technology (ICT) infrastructures. Service dependability is …

Network Function Virtualization (NFV) is an emerging solution that aims at improving the
flexibility, the efficiency and the manageability of networks, by leveraging virtualization and …

The IP Multimedia Subsystem (IMS) is becoming the de facto overlay network for enabling
the delivery of multimedia services in converged networks. Because it is envisioned that the …

Today, the IP Multimedia Subsystem (IMS) is globally considered as the common service
platform for providing unified session control on top of various access network technologies …

Quality of Experience (QoE) is defined as the overall acceptability of an application or
service, as perceived subjectively by the end user including the complete end-to-end system …

In this paper, we demonstrate that traffic modeling with the fractional Brownian motion (FBM)
process is an efficient tool for end-to-end performance analysis over a network provisioning …

Network Functions Virtualization facilitates the automation of the scaling of softwarized
network services (SNSs). However, the realization of such a scenario requires a way to …

In Network Function Virtualization (NFV), the re-liability of Service Function Chain (SFC) is
one of the most critical performance parameters. Since each SFC has different composition …

Abstract The IP Multimedia Subsystem (IMS), already widely recognized as a fundamental
core component of Next Generation Networks (NGNs), enables proliferation of a huge …

Recently, container orchestration technology has been widely adopted by telco companies
in network function virtualization (NFV) architecture. The communication between …