Flexgrid technology is now considered to be a promising solution for future high-speed
network design. In this context, we need a tutorial that covers the key aspects of elastic …

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 …

In recent years, OFDM has been the focus of extensive research efforts in optical
transmission and networking, initially as a means to overcome physical impairments in …

Software-defined networking (SDN) is an emerging paradigm that has become increasingly
popular in recent years. The core idea is to separate the control and data planes, allowing …

The growing demand for high-speed transmission rates in recent years attracted research in
new mechanisms for network traffic characterization and classification. Their inadequate …

Emerging technologies such as spectrally efficient multicarrier higher order modulation and
bandwidth variable wavelength selective switches have led to a change in the optical …

Flexgrid optical networks are attracting huge interest due to their higher spectrum efficiency
and flexibility in comparison with traditional wavelength switched optical networks based on …

Elastic optical networks (EONs) have been receiving extensive attention because of their
inherent flexibility and the efficiency with which they allocate fiber-bandwidth. For an EON …

In the past few years, many researchers have studied elastic optical networks, which exhibit
a dramatically improved transmission capacity compared with conventional optical networks …