… by the introduction of a novel networking model called the software-defined network (SDN).
SDN in … Lan, “A survey of controller placement problem in software-defined networking,” IEEE …

… on the placement of controllers in software-defined networking architectures. A mathematical
model is developed to place controllers under multicontroller switch-controller mapping, …

… , we model the controller placement problem (CPP) as a Facility Location Problem (FLP) to
… St-Hilaire, "Optimal model for the controller placement problem in software defined networks,…

… to the CPP in software-defined multihop wireless networking (… assigned to the possible
controller placements, including the … Applying the software-defined networking (SDN) architecture …

… Consequently, several issues such as optimal rule-placement, traffic flow optimization,
controller placement problem, and dynamic resource allocation are need to be addressed, while …

… In this paper, simulated annealing algorithm is presented for solving the controller placement
problem foreseeing the controller failure with a constraint on the capacities of controllers. …

… The authors surveyed the QoS in software-defined networking in [32] to identify the potential
challenges in improving the QoS in SDN. However, the load balancing problem was not …

… introduced the concept of Software-Defined Networking (SDN). … control plane from the
forwarding elements in the network as opposed to the distributed control plane of existing networks…

… results into extra network load and instability. Here, in this article, the controller placement is
… and possible future migrations from master to slave controllers. Results show that such flow …

… In the current paper, the controller placement problem was … software-defined networks (SDNs)
by splitting it into several sections. In this case, the network is split into several sub-network…