An efficient approach to robust SDN controller placement for security
Security is one of the critical issues in traditional networks. Software-Defined Networking
(SDN) improves the security aspect by separating the control plane and the data plane of …
(SDN) improves the security aspect by separating the control plane and the data plane of …
Resilient backup controller placement in distributed SDN under critical targeted attacks
Today, telecommunication networks are crucial infrastructures, as has, for example, been
demonstrated by the COVID-19 crisis. Thus, protecting such infrastructures, including …
demonstrated by the COVID-19 crisis. Thus, protecting such infrastructures, including …
Migrating from legacy to software defined networks: A network reliability perspective
Y Al Mtawa, A Haque, H Lutfiyya - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Designing survivable communication networks to achieve carrier-grade five-nines reliability
is of paramount importance for the network operators. This article addresses service …
is of paramount importance for the network operators. This article addresses service …
Joint optimization of primary and backup controller placement and availability link upgrade in SDN networks
Abstract In Software-Defined Networking (SDN), the control and data planes are decoupled,
leading to a more programmable and efficient network management. In this paper, the …
leading to a more programmable and efficient network management. In this paper, the …
Network protection against node attacks based on probabilistic availability measures
We consider a network security and configuration management problem of locating service
controllers so as to maximize availability of services in case of targeted attacks on the …
controllers so as to maximize availability of services in case of targeted attacks on the …
Assessment of connectivity-based resilience to attacks against multiple nodes in SDNs
In Software Defined Networks (SDNs), the control plane of a network is decoupled from its
data plane. For scalability and robustness, the logically centralized control plane is …
data plane. For scalability and robustness, the logically centralized control plane is …
The minimum cost D-geodiverse anycast routing with optimal selection of anycast nodes
A de Sousa, D Santos - … conference on the design of reliable …, 2019 - ieeexplore.ieee.org
Consider a geographical network with associated link costs. In anycast routing, network
nodes are partitioned into two sets-the source nodes and the anycast (destination) nodes …
nodes are partitioned into two sets-the source nodes and the anycast (destination) nodes …
A biobjective availability optimization problem with nonlinear constraints
In this paper, we revisit a biobjective optimization problem arising in software-defined
networking with availability guarantees. The problem jointly optimizes the number of …
networking with availability guarantees. The problem jointly optimizes the number of …
Determining the minimum cost Steiner tree for delay constrained problems
We address a variant of the Steiner tree problem for delay constrained problems. The
addressed problem consists in determining the minimum cost Steiner tree, while …
addressed problem consists in determining the minimum cost Steiner tree, while …
Min–max optimization of node‐targeted attacks in service networks
This article considers resilience of service networks that are composed of service and
control nodes to node‐targeted attacks. Two complementary problems of selecting attacked …
control nodes to node‐targeted attacks. Two complementary problems of selecting attacked …