… is the IP Multimedia Subsystem (IMS), the framework in charge of managing the multimedia
… its subsystems (basic events); iii) Continuous-Time Markov Chains (CTMCs) to model single …

… systems, such as IP Multimedia Subsystem (IMS), where … in this work we propose an
availability assessment of a vIMS … satisfying an high availability condition (availability evaluation), …

… in charge of providing advanced multimedia services, can … work, is characterized in terms
of availability. More specifically, … ), we propose an availability assessment of the whole system …

… useful to assess the robustness … Multimedia Subsystem (IMS) architecture, that, in this work,
we consider in a container-based deployment (cIMS), with the aim of providing an availability …

… A framework such as the IP Multimedia Subsystem (IMS), born to handle advanced services
(… We have provided an availability assessment of a cIMS that passes through two steps. The …

… we have to certainly include the virtualized IP Multimedia Subsystem (vIMS) which plays a
central … From an availability viewpoint, one can interpret a vIMS as an ensemble of subsystems …

… For instance, in [23] the authors propose an availability assessment of softwarized
broadband network chains, where only failure actions are considered; the repair modeling is …

… as the IP Multimedia Subsystem (IMS). The NFV concept is evolving towards a lightweight
solution based on containers that, by contrast to classic virtual machines, do not carry a whole …

… performability analysis wrt classic availability assessments which neglect performance
aspects. Along this line we cite [33], where the authors face an availability analysis concerning …

… multimedia objects accessed by the storage subsystem to each of the client sites. In what
follows, we discuss critical design issues for each of these three subsystems… space availability …