Controller placement issue (CPI) in software-defined networks (SDNs) describes the
controllers' number, location, and assigning of forwarding devices to controllers. Recently …

Software defined network (SDN) has shown significant advantages in numerous real-life
aspects with separating the control plane from the data plane that provides programmable …

As a new network architecture, Software Defined Network (SDN) has been widely used in
recent years. The continuous increase of network scale makes centralized SDN unable to …

The Software-defined network (SDN) is a technique to design and manage a network that
allows dynamic and programmatically functional configuration of network intending to …

The failure of a single controller in the control layer of the Software-Defined Network (SDN)
challenges the management of switches in the data layer and disrupts the proper function of …

The multi-controller placement problem (MCPP) represents one of the most challenging
issues in software-defined networks (SDNs). High-efficiency and scalable optimized …

Software‐defined networking (SDN) is an emerging networking architecture paradigm that
decouples the control and data planes. The problem of figuring out the number and …

Multi controller deployment in Software-Defined Networking plays a pivotal role in
maximizing network resource utilization. However, the existing deployment strategies cannot …

Abstract Software-defined Networks (SDNs) have become prevalent because of their
augmentation in state-of-the-art networking technologies regarding scalability and …

The low robustness of homogeneous controllers deployment in software defined network
can reduce the cost of attacks on the network, and the network is more susceptible to virus …