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 …

The mushroom growth of cellular users requires novel advancements in the existing cellular
infrastructure. One way to handle such a tremendous increase is to densely deploy …

The exponential growth of Internet traffic gives no respite to the telecommunications industry
and is visibly shortening the life-cycle of the technologies used for core networking. To cope …

The growing energy consumption of Information and Communication Technology (ICT) has
raised concerns about its environmental impact. However, the carbon footprint of data …

The growing popularity of high-speed mobile communications, cloud computing, and the
Internet of Things (IoT) has reinforced the tidal traffic phenomenon, which induces spatio …

Energy-efficient design of flexible-grid networks is investigated. We focus on the design of
the logical layer, usually disregarded when dealing with flexible-grid networks. More …

The increasing trend of global IP traffic is mainly driven by high-definition video services and
cloud computing and storage. Moreover, to maintain a high quality of service in content …

We focus on the problem of maximizing profitability in an optical core network by acting on
the power states of optical line amplifiers (OLAs) and line cards (LCs) operating under …

Prior provisioning of optical source technologies have techno-economic importance for the
operator during the design and planning of optical network architectonics. Advancement …

We focus on the problem of reducing power consumption in backbone networks by putting in
sleep mode IP links in order to save energy. We propose a new algorithm, called DAFNES …