… specific network … design of WON topology, formalize the topology design problem, and
decompose the overall problem into the cable-plant, physical-topology, and virtualtopology design …

… The physical and logical topology design problem we consider in this work is NP-complete
since it includes the wavelength assignment problem which has been shown to be NP-…

… topology design aims at combining the best of optical switching and electronic routing abilities.
Designing a virtual topology on a physical network … of the virtual topology design problem. …

… at the nodes (degree of the logical topology). We will see that … resulting logical topology on
the physical all-optical topology is … We formulate the combined logical topology design and …

… above networks, this work deals with the topology design question of how big a transparent
network can we support based on the initial ring architectures. We first focus on the network …

… We deal with designing a good topology for a FSO network. FSO network is different from …
Hu’s [9] work on designing a topology for packet radio network is very close to the desired …

… the virtual topology “as far as possible” in the optical domain, … We formulate the virtual topology
design problem as an opti… traffic matrix, minimize the network-wide average packet delay (…

… design the physical topology for such a network. We propose an efficient physical topology
design … as a metric to compare various design alternatives. A higher asymptotic growth rate …

… However, it has been widely used as a reference optical network, topology in the literature,
and we have included it for this reason. Starting with the CONUS and NSFNET node positions…

… virtualization, which provides the ability to customize the network topology and resources
that are seen by a given customer. In the future, one can envision dynamic cognitive …