Browsing by Author "Hesselbach Serra, Xavier"
Now showing items 1-20 of 43
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A data center control architecture for power consumption reduction
(2013)
Conference report
Restricted access - publisher's policyIn recent years, the emergence of the cloud computing has increased the need of resources to support cloud-based services. Therefore, the role of the data centers has become essential. Following the growing of services, ... -
A distributed, parallel, and generic virtual network embedding framework
(2013)
Conference report
Restricted access - publisher's policyOne of the main challenges of network virtualization is the mapping of virtual network demands to physical network resources, commonly known as the virtual network embedding (VNE) problem. This paper introduces DPVNE, a ... -
A generic architecture for Demand Response: the All4Green approach
(Institute of Electrical and Electronics Engineers (IEEE), 2013)
Conference report
Restricted access - publisher's policyDemand Response is a mechanism used in power grids to manage customers’ power consumption during critical situations (e.g. power shortage). Data centres are good candidates to participate in Demand Response programs due ... -
ALEVIN - A framework to develop, compare, and analyze virtual network embedding algorithms
(2011)
Conference report
Open AccessNetwork virtualization is recognized as an enabling technology for the Future Internet. Applying virtualization of network resources leads to the problem of mapping virtual resources to physical resources, known as “Virtual ... -
Análisis de redes y sistemas de comunicaciones
(Edicions UPC, 2002)
Book
Restricted access to the UPC academic communityAnálisis de redes y sistemas de comunicaciones es una obra orientada a estudiantes de segundo ciclo de ingeniería de telecomunicaciones o telemática que buscan una guía de referencia y consulta en el campo de las redes de ... -
A new auto-provisioned squat-based traffic management strategy for multiclass networks
(2009)
Conference report
Open AccessIn search of being able to offer better quality of service (QoS) in multiclass networks, a strategy that aims to allow resources between different classes of service (CoS) to be shared according to the class’s needs and ... -
An NFV-based energy scheduling algorithm for a 5G enabled fleet of programmable unmanned aerial vehicles
(2019-01-01)
Article
Open AccessThe fifth generation of mobile networks (5G) is expected to provide diverse and stringent improvements such as greater connectivity, bandwidth, throughput, availability, improved coverage, and lower latency. Considering ... -
A novel path computing framework under QoX constraints based on N&PV functions embedding
(2015)
Conference report
Restricted access - publisher's policyNetwork function virtualization (NFV) and software-defined networking (SDN) represent new paradigms in networking. In this paper, we extend the concept of NFV to include the functions associated to the physical objects of ... -
A novel paths algebra-based strategy to flexibly solve the link mapping stage of VNE problems
(2013-11)
Article
Restricted access - publisher's policyOne of the main challenges of network virtualization is the virtual network embedding problem (VNE) that consists of mapping virtual network demands in physical network resources. VNE can be decomposed into two stages: ... -
A squatting based framework to enhance network virtualization allocation in optical networks
(2011)
Conference report
Restricted access - publisher's policyThis paper introduces a framework to enhance network virtualization allocation in optical networks. A new control plane approach for the new generation of electrical and optical networks technologies is presented. To ... -
Comparacion de algoritmos para el mapeo de redes virtuales
(2011)
Conference report
Restricted access - publisher's policyLa virtualizacion de red es reconocida como una de las principales tecnologías que formara parte del Internet del futuro. Mediante ella, la actual inhabilidad de Internet para desarrollar e implementar nuevos servicios, ... -
Coordinated node and link mapping VNE using a new paths algebra strategy
(2016-07-01)
Article
Open AccessThe main resource allocation research challenge in network virtualization is the Virtual Network Embedding (VNE) Problem. It consists of two stages, usually performed separately: node mapping and link mapping. A new ... -
Demand-response power management strategy using time shifting capabilities
(Association for Computing Machinery (ACM), 2018)
Conference report
Restricted access - publisher's policyEnergy efficiency is an important concern in the operation and deployment of the communications networks and cloud computing services, and due to the rising energy consumption, demand-response strategies are envisioned as ... -
Design and analysis of a framework to enhance optical network utilization resources by means of virtualization
(IEEE, 2012)
Conference report
Restricted access - publisher's policyThe time for an all-optical network is already here. The huge capacity of the optical resources, in backbones, distribution and access networks cannot be completely used by current services. The remainders can be used under ... -
Design of high throughput and cost-efficient data center networks supporting NFV
(HINDAWI, 2016-04-20)
Article
Open AccessData centers (DC) are characterized by the sharing of compute and storage resources to support Internet services. Today, many companies (Amazon, Google, Facebook, etc.) use data centers to offer storage, web search, and ... -
E3MS: A traffic engineering prototype for autoprovisioning services in IP/DiffServ/MPLS networks
(2010)
Conference report
Open AccessThis paper presents the testbed definition, implementation and trials of a new strategy for traffic autoprovisioning for MPLS and IP/DiffServ. This is the proof of concept of a new scenario for traffic engineering, for ... -
Energy and carbon emissions aware services allocation with delay for Data Centers
(2013)
Conference report
Restricted access - publisher's policyThis paper presents a new approach to service assignment in Data Centers (DC), relating it to a classical combinatory problem called Bin Packing Problem and adding the possibility of delay and collaboration with users ... -
Energy efficient virtual network embedding
(2012-05)
Article
Restricted access - publisher's policyWaste of energy due to over-provisioning and overdimensioning of network infrastructures has recently stimulated the interest on energy consumption reduction by Internet Service Providers (ISPs). By means of resource ... -
Flexible VNE algorithms analysis using ALEVIN
(2011)
Conference report
Open AccessNetwork virtualization is recognized as an enabling technology for the Future Internet that overcomes network ossification. However, it introduces a set of challenges. In any network virtualization environment, the problem ... -
Generalized Cognitive Networks of Virtual Resources
(2010)
Conference report
Open AccessThe pervasive distribution of digital devices (e.g., laptops, mobile phone, digital camera, music players, RFID, sensors, smart cards) will create a large distributed computational and networking environment that will ...
