The great amounts of energy consumed by large-scale computing and network systems,
such as data centers and supercomputers, have been a major source of concern in a society …

A detailed survey of approaches reducing energy consumption of core networks is
presented in this paper. We consider a multilayer architecture, in which the optical layer can …

This article proposes a next generation ubiquitous converged infrastructure to support cloud
and mobile cloud computing services. The proposed infrastructure facilitates interconnection …

Optical network virtualization enables network operators to compose and operate multiple
independent and application-specific virtual optical networks (VONs) sharing a common …

Cloud-based software architectures introduce more complexity and require new
competences for migration, maintenance, and evolution. Although cloud computing is often …

Cloud Computing (CC) services are rapidly catching on as an alternative to conventional
office-based computing. As cloud computing adoption increases, the energy consumption of …

This paper presents a detailed study of planning virtual infrastructures (VIs) over a physical
infrastructure comprising integrated optical network and data center resources with the aim …

The topic of energy efficiency in backbone networks has recently gained an increasing
interest and has become one of the important parts of networking research. The energy …

This article focuses on planning and replanning of virtual infrastructures over optical cloud
infrastructures comprising integrated optical network and IT resources. This concept has …

This paper proposes the concept of compute resource disaggregation in centralized
softwarised Radio Access Networks. This approach allows individual allocation of …