Performability of network service chains: Stochastic modeling and assessment of softwarized IP multimedia subsystem

M Di Mauro, G Galatro, F Postiglione… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
… -like framework is the IP Multimedia Subsystem (IMS), a key … platform, we perform a stochastic
assessment of a softwarized … of resource allocation by modeling each softIMS node as an M…

Availability modeling of a virtualized IP multimedia subsystem using non-Markovian stochastic reward nets

M Di Mauro, G Galatro, M Longo… - Safety and Reliability …, 2018 - taylorfrancis.com
… One example is IP Multimedia Subsystem (IMS), providing multimedia delivery services,
that … Subsequently, we model the probabilistic behavior of the network nodes by Stochastic

Semi-Markov models for performance evaluation of failure-prone IP multimedia subsystem core networks

M Guida, M Longo, F Postiglione… - Proceedings of the …, 2013 - journals.sagepub.com
Next generation telecommunication core networks are typically based on the Third Generation
Partnership Project Internet protocol (IP) multimedia subsystem (IMS). Their planning and …

IP Multimedia Subsystem in a containerized environment: availability and sensitivity evaluation

M Di Mauro, G Galatro, M Longo… - … IEEE Conference on …, 2019 - ieeexplore.ieee.org
… An availability analysis of a generic container-based deployment is offered in [10], where
the authors adopt a stochastic modeling approach for the availability evaluation of a single …

Analysis of a multimedia stream using stochastic process algebra

H Bowman, JW Bryans, J Derrick - The Computer Journal, 2001 - ieeexplore.ieee.org
… We are also working on model checking techniques in a stochastic setting [48] and we intend
to analyse some larger multimedia case studies, eg the lip synchronization specification to …

Automated generation of availability models for SFCs: The case of virtualized IP multimedia subsystem

M Di Mauro, G Galatro, M Longo… - NOMS 2020-2020 …, 2020 - ieeexplore.ieee.org
… infrastructures (eg IP Multimedia Subsystem elected here as a … stochastic models of SFCs
based on the SRN (Stochastic … , or modifying the underlying SRN models for advanced users; iii…

Availability analysis of ip multimedia subsystem in cloud environments

M Di Mauro, G Galatro, M Longo… - … on System Reliability …, 2019 - ieeexplore.ieee.org
… logical interconnections among cIMS subsystems, benefits from Reliability … stochastic
behavior of single cIMS subsystems that undergo failure and repair events, benefits from Stochastic

Statistical assessment of IP multimedia subsystem in a softwarized environment: A queueing networks approach

M Di Mauro, A Liotta - IEEE Transactions on Network and …, 2019 - ieeexplore.ieee.org
… service provisioning platforms such as the IP Multimedia Subsystem (IMS). The NFV concept
… Specifically, we: i) model cIMS through the queueing networks methodology to characterize …

Shifting attention in multimedia: Stochastic roles, design principles and the SSF Model

BL Mann - Innovations in Education and Training International, 1997 - Taylor & Francis
… In educational applications, the SSF model becomes a subsystem within a theory-based
model of CBI. The systemic requirement of subsuming the SSF model within a CBI model helps …

Comparative performability assessment of SFCs: The case of containerized IP multimedia subsystem

M Di Mauro, G Galatro, M Longo… - … on Network and …, 2020 - ieeexplore.ieee.org
… nodes, and Stochastic Reward Networks (SRN) to model the internal structure of each node
… softwarized chain constituted by an IP Multimedia Subsystem deployed in a container-based …