Large-scale software systems are currently designed as distributed entities and deployed in
cloud data centers. To overcome the limitations inherent to this type of deployment …

The orchestration of cloud computing infrastructures is challenging, considering the number,
heterogeneity and dynamicity of the involved resources, along with the highly distributed …

Recent 5G trials have demonstrated the usefulness of the Network Slicing concept that
delivers customizable services to new and under-serviced industry sectors. However, user …

Abstract 5G brought an evolution on the network architecture employing the service-based
paradigm, enabling flexibility in realizing customized services across different technology …

In mobile edge computing, service migration can not only reduce the access latency but also
reduce the network costs for users. However, due to bandwidth bottleneck, migration costs …

Cloud computing and virtualization are enabling technologies for designing energy-aware
resource management mechanisms in virtualized data centers. Indeed, one of the main …

Service function (SF) chaining enables network operators and infrastructure providers to
flexibly orchestrate virtualized network functions (NFs) at various places on software defined …

We study the relationship between failure localization and the properties of link restoration
algorithms, employing a quantitative measure of a network's ability to recover from two-link …

Networks play a crucial role in our daily lives by efficiently delivering multimedia services.
However, network operators face the challenge of ensuring efficient resource provisioning …

Abstract In Network Virtualization Environments, the capability of operators to allocate
resources in the Substrate Network (SN) to support Virtual Networks (VNs) in an optimal …