Nowadays, network and telecommunication operators require flexible and dynamic models
to deploy new services in a fast, reliable and cost saving way. The Service Function …

The fields of networking and telecommunications are presently witnessing the transition of a
number of Network Function Virtualization (NFV) principles and techniques from research …

Despite the many advantages of Network Function Virtualization (NFV) technology, the
dependability of virtual services must be carefully addressed so that NFV can meet the …

The reputation of network providers strongly depends on their ability to guarantee high
performance levels of virtualized infrastructures, and to maintain strict Quality-of-Service …

Next-generation networks (NGNs) offer several advantages, such as support for many
application-rich new services, along with more traditional telephony applications, agnostic …

Abstract Network Functions Virtualization (NFV) is an emerging technology approach, which
refers to the migration of certain network functionalities, traditionally performed by hardware …

In the context of Network Function Virtualization (NFV), Network Services (NS) are realized
by interconnecting Virtual Network Functions (VNF) using Virtual Links (VL). Service …

The abstraction of the network node functions using virtualization methods introduced an
innovative architecture called Network Function Virtualization (NFV). In NFV, every …

Economical and operational aspects motivate the demand for fundamental changes towards
more flexible network management solutions. This trend is stimulated by network …

Network functions virtualization is an emerging technology that can significantly improve the
flexibility of network service provisioning and offer potential cost savings. However, it is …