Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 24 for “"Network function virtualization"”.
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Efficient and robust resource allocation for network function virtualization
With the advent of Network Function Virtualization (NFV), network services that traditionally run on proprietary dedicated hardware can now be realized using Virtual Network Functions (VNFs) that are hosted on general-purpose commodity hardware. This new network paradigm offers a great flexibility …
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Mobile cloud computing and network function virtualization for 5g systems
… new challenges to the design of wireless mobile networks. The envisioned Fifth-Generation (5G) systems are equipped with different technical solutions that can accommodate the increasing demands for high date rate, latency-limited, energy-efficient and reliable mobile communication networks. …
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Machine Learning for Performance Aware Virtual Network Function Placement
With the growing demand for data connectivity, network service providers are faced with the task of reducing their capital and operational expenses while simultaneously improving network performance and addressing the increased connectivity demand. Although Network Function Virtualization has been …
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Automated Management of Network Slices with Service Guarantees
Future mobile networks are expected to support a diverse set of applications including high-throughput video streaming, delay-sensitive augmented reality applications, and critical control traffic for autonomous driving. Unfortunately, existing networks do not have the required management …
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User-Centric resource allocation through a power-efficient jamming-proof RAN on top of a multi-tenant backhaul
… communications have made allocation of network resources an issue of extreme importance. The problem is further exacerbated if we consider that, while the number of deployed devices is massive, the amount of network resources is still limited. In this thesis, we aim at providing a …
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SDN based security using cognitive algorithm against DDOS
… rapidly, which has caused a boom in smart and networking device manufacturing. With new trends, operators are constantly battling towards deploying multiple systems to cater for the need of all users. The higher bandwidth utilization and flexibility demanded new networking solutions which paved …
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Adaptive Routing Using SDN and NFV
… multimedia applications. Due to ever-increasing network traffic, it is challenging for ISPs to accomplish optimal network conditions. To achieve high-quality services implementation of network monitoring and QoS routing algorithm is inevitable. Also, several modifications occur while network …
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Performance and optimization technologies for software defined industrial networks
The concept of programmable networks is radically changing the way communication infrastructures are designed, integrated, and operated. Currently, the topic is spearheaded by concepts such as software-defined networking, forwarding and control element separation, and network function …
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Elastic Highly Available Cloud Computing
… to its high availability (HA). In this thesis, a Network Function Virtualization (NFV) framework is introduced; the challenges and requirements of its use in mobile networks are discussed. In particular, an architecture for NFV framework entities in the virtual environment is proposed. In order to …
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Classificação de tráfego distribuída: construindo uma arquitetura baseada em redes virtualizadas
… características de redes SDN (Software-Defined Networking) e NFV (Network Function Virtualization), possibilitando uma abordagem de classificação completamente distribuída. Os classificadores são tratados como funções virtuais da rede que colaboram entre si. Dessa forma, através da proposição de …
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Multi-objective Network Virtualization and its Applicability to Industrial Networks
Network virtualization provides high flexibility for deploying communication services in dense and heterogeneous environments. Two main approaches (dimensions) that are usually combined exist: Network Function Virtualization (NFV) technologies for functionality virtualization and Virtual Network …
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Software-Defined Mobility Management and Base Station Control for Green Cellular Networks
… as smartphones and tablets and success of social networking services. Evolving cellular networks include emerging technologies such as Software-Defined Network (SDN) and Network Function Virtualization (NFV). SDN is an emerging network architecture that allows dynamic and flexible network …
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An extensible and customizable framework for the management and orchestration of emerging software-based networks
… (5G) is supposed to drastically change network operators’ infrastructures. The evolution of telecommunication networks has always been influenced by the parallel evolution within the Information and Communication Technology (ICT) domain. What started with intelligent networks in the …
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An Interaction-based Software-Defined Security Model and Platform to secure cloud resources
… provision infrastructure resources – computing, networking, storage, and software– as services. Transferring to such an infrastructure relies on virtualization and its dynamic construction ability to spread over a geographical area. The challenge is in finding effective mechanisms for isolating …
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Virtualized dynamic resource allocation algorithm for the internet Diffserv domains
… traffic. Current discussions in the DiffServ networks are focused on managing resources dynamically according to the traffic conditions of the DiffServ router (Per Hop Behaviour). Software Defined Networks (SDN) and Network Function Virtualisation (NFV) technologies have recently emerged in …
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Towards Resilient and Secure Beyond-5G Non-Terrestrial Networks (B5G-NTNs): An End-to-End Cloud-Native Framework
Integrating Terrestrial and Non-Terrestrial Networks (NTNs) within Beyond-5G (B5G) and future 6G ecosystems represents a transformative advancement in achieving ubiquitous, resilient, and scalable communication services. NTNs, including Low Earth Orbit (LEO) satellites, Unmanned Aerial Vehicles …
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SLICING-BASED RESOURCE ALLOCATION AND MOBILITY MANAGEMENT FOR EMERGING WIRELESS NETWORKS
… tremendous volume of data traffic in cellular networks. Moreover, with the feature of heterogeneous connectivity interfaces of these smart devices, it becomes more complex for managing the traffic volume in the context of mobility. To surmount this challenge, service and resource providers are …
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Design and Implementation of Scalable High-Performance Network Functions
Service Function Chaining (SFC) enriches the network functionalities to fulfill the increasing demand of value-added services. By leveraging SDN and NFV for SFC, it becomes possible to meet the demand fluctuation and construct a dynamic SFc. However, the integration of SDN with NFV requires packet …
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