Virtual network embedding (VNE) is an important problem in network virtualization for the
flexible sharing of network resources. While most existing studies focus on centralized …

The emerging 5G applications and the connectivity of billions of devices have driven the
investigation of multi-domain heterogeneous converged optical networks. To support …

This paper proposes and investigates a reconfiguration policy of cloud and bandwidth
resources in network function virtualization environments in which the network function …

Network operators must continuously scale the capacity of their optical backbone networks
to keep apace with the proliferation of bandwidth-intensive applications. Today's optical …

Network function virtualization (NFV) is a new networking paradigm based on decoupling
network functions from dedicated hardware, so these network functions can be run as pieces …

Network virtualization emerges as a revolutionary transformation for network operation
pattern, which potentially benefits Fiber-Wireless (FiWi) access network by overcoming the …

Network function virtualization (NFV) is emerging as a promising paradigm for network
architectures. By migrating network functions from dedicated hardware appliances to …

Elastic Optical Network (EON) virtualization has recently emerged as an enabling
technology for 5G network slicing. A fundamental problem in EON slicing (known as Virtual …

Elastic optical networks (EONs) are considered to be promising networks for cloud data
centers (CDCs). The reduction of greenhouse gas (GHG) emissions has become a major …

Virtual optical network embedding (VONE) involves two processes, node mapping, and link
mapping. Node mapping decides which data center to place the virtual nodes (VNs). Link …