… First, we describe a vIMS system as a chain of virtualized network elements modeled by … Subsequently, we model the probabilistic behavior of the network nodes by Stochastic Reward …
… An availability analysis of a generic container-based deployment is offered in [10], where the authors adopt a stochasticmodeling approach for the availability evaluation of a single …
M Guida, M Longo, F Postiglione… - Proceedings of the …, 2013 - journals.sagepub.com
… In the perspective of the number of call set-up sessions as a performance metric, the system to be evaluated is a series–parallel one with flow dispersion 9 and the stochastic process …
… infrastructures (eg IP MultimediaSubsystem elected here as a … stochasticmodels of SFCs based on the SRN (Stochastic … , or modifying the underlying SRN models for advanced users; iii…
M Di Mauro, A Liotta - IEEE Transactions on Network and …, 2019 - ieeexplore.ieee.org
… as the IP MultimediaSubsystem (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 …
… logical interconnections among cIMS subsystems, benefits from Reliability … stochastic behavior of single cIMS subsystems that undergo failure and repair events, benefits from Stochastic …
… nodes, and Stochastic Reward Networks (SRN) to model the internal structure of each node … softwarized chain constituted by an IP MultimediaSubsystem deployed in a container-based …
… are concerned with stochastic DES, ie, the state of the system becomes a stochastic process due … Thus, a probabilistic framework is required to describe the system behavior. The most …
C Lin, K Wang, L Lei, C Liu - Computer Communications, 2009 - Elsevier
… Both of Queuing Networks and Stochastic Petri Nets are the … traffic in the IP MultimediaSystem is characterized by Poisson … system components and resources to respective QPN model …