… Traditional networking versus software defined networking … Traditional Networking and
Software Defined Networking (SDN) are discussed. Based on [45], Traditional Networking is …

… Finally, we discuss open issues and challenges of SDN security that may be deemed …
the unaddressed open issues surrounding SDNs when deployed for network virtualiza- …

… focuses on challenges, opportunities and research issues of software defined networking
(… help to reduce the complexity of a network, price of implementation and maintenance of the …

… Software-Defined Network is a nascent emerging architecture that provides solutions to …
challenges in traditional networks. It is a model for heterogeneous integration of different network …

… Finally, we conclude this survey paper with some suggested open research challenges.
Index Terms—software-defined networking, SDN, network virtualization, OpenFlow …

… networking field, software defined network (SDN) and its challenges, issues, solutions…
First, we provided and cover its basic model and software used to build a computer network …

… Software Defined Network (SDN) is the network architecture that separates two parts of …
The network control resides as logically centralized programmable software - The Controller …

… network architectures. Attention is also given to security issues arising with software defined
networks and the … from the end-user combined with the fear of changing traditional networks. …

… efficient network management, thus replacing traditional networks. The present paper
reviews the hard work and challenges required to enforce security in software defined networks. …

… Software-defined networking (SDN) is new network … finally, we highlight various challenges
and open issues of SDWN NV. … of the hypervisor controller-based type of the network. Finally, …