The emerging software defined networking (SDN) paradigm separates the data plane from
the control plane and centralizes network control in an SDN controller. Applications interact …

Bandwidth fragmentation, a serious issue in elastic optical networks (EONs), can be
suppressed by proper management in order to enhance the accommodated traffic demands …

Paradoxically, with an ever-increasing traffic demand, today transport-network operators
experience a progressive erosion of their margins. The alarms of change are set, and …

The rapid growth in communications and internet has changed our way of life, and our
requirement for communication bandwidth. Optical networks can enable us to meet the …

The combination of elastic optical networks (EONs) and software-defined networking (SDN)
leads to SD-EONs, which bring a new opportunity for enhancing programmability and …

Abstract Software Defined Network (SDN) has become one of the most preferred solutions
for the management of large-scale complex networks. The network policies in the large …

In the last twenty years, optical networks have witnessed recurrent changes in their
management and control architecture. In this paper, we present a historical timeline and a …

Availability-aware service provisioning tries to satisfy the availability requirements of clients
on demand and can improve the resource efficiency in optical networks. This paper studies …

Acting as a promising technology to bring revolutionary changes to how the networks are
architected, network function virtualization (NFV) leverages IT virtualization technologies to …

The fifth‐generation (5G) mobile networks are expected to bring higher capacity, higher
density of mobile devices, lower battery consumption and improved coverage. 5G entails the …