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 year-by-year increase in electricity consumption significantly affects all nations today
from environmental, social, and economic perspectives. Various studies show that, among …

Software-defined Networks (SDN), in particular OpenFlow, is a new networking paradigm
enabling innovation through network programmability. Over past few years, many …

Internet energy consumption is rapidly becoming a critical issue due to the exponential traffic
growth and the rapid expansion of communication infrastructures worldwide. We address …

Over recent years, green communications have been proposed as an emerging strategy to
reduce the Carbon footprint produced by the networking sector. It consists in using different …

Recently, energy-aware routing (EAR) has gained an increasing popularity in the
networking research community. The idea is that traffic demands are redirected over a …

Energy consumption of large-scale networks has become a primary concern in a society
increasingly dependent on information technology. Novel solutions that contribute to …

In order to optimize traffic flows and power consumption of network components, various
green routing algorithms and protocols have been proposed. These algorithms and …

In order to optimize energy efficiency, network operators try to switch off as many network
devices as possible. Recently, there is a trend to introduce content caches as an inherent …

In this paper we present a novel experimental platform for network management able to
dynamically optimize the energy consumption of backbone IP networks operating with …