Low Earth orbit (LEO) satellite constellations have become a promising architecture to
integrate with terrestrial networks for facilitating communications and Internet of Remote …

Several challenging optimization problems arise while considering the deployment of the
space-air-ground integrated networks (SAGINs), among which the optimal satellite gateway …

Recently, Software Defined Networking (SDN) has gained a lot of attention, even for the use
in core communication networks. When deploying SDN in large core networks, the number …

Traditional satellite networks depend on the closed and planned architecture. Thus, there
are many challenges such as configuration update, new communication and networking …

The space–air–ground Integrated Network (SAGIN) is considered to be a significant
framework for realizing the vision of “6G intelligent connection of all things”. The birth of 6G …

Controller placement problem (CPP) is a key issue for Software-Defined Networking (SDN)
with distributed controller architectures. This problem aims to determine a suitable number of …

With the introduction of Software Defined Networking (SDN), the concept of an external and
optionally centralized network control plane, ie controller, is drawing the attention of …

Satellite networks have long been regarded as a key enabler for ubiquitous Internet access
and global data distribution. However, since they are highly dynamic and much more …

One major research challenge for Software-Defined Networking is to properly deploy and
efficiently utilize multiple controllers to improve resource utilization and maintain high …

In recent years, the Software Defined Network (SDN) has emerged as a pivotal element not
only in data-centers and wide-area networks, but also in next generation networking …