Eduard Escalona

Eduard Escalona
European GNSS Agency · Market Development

PhD

About

85
Publications
10,272
Reads
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1,018
Citations
Introduction
Research and innovation manager with experience in network and cloud technologies. Expert in EC public funding for innovative solutions and technology transfer.
Additional affiliations
September 2012 - present
i2CAT Internet and Digital Innovation in Catalonia
Position
  • Area Director
July 2007 - August 2012
University of Essex
April 2003 - June 2007
Universitat Politècnica de Catalunya
Education
April 2003 - May 2011
Universitat Politècnica de Catalunya
Field of study
  • Service Oriented Optical Networks
September 1995 - February 2002
Universitat Politècnica de Catalunya
Field of study
  • Telecommunications engineering

Publications

Publications (85)
Conference Paper
Full-text available
The concept of network slicing opens the possibilities to address the complex requirements of multi-tenancy in 5G. To this end, SDN/NFV can act as technology enabler. This paper presents a centralised and dynamic approach for creating and provisioning network slices for virtual network operators' consumption to offer services to their end customers...
Chapter
This chapter proposes a next-generation ubiquitous converged infrastructure to support cloud and mobile cloud computing services. The proposed infrastructure facilitates efficient and seamless interconnection of fixed and mobile end users with computational resources through a heterogeneous network integrating optical metro and wireless access netw...
Article
5G networks are rapidly becoming the means to accommodate the complex demands of vertical sectors. The European project CHARISMA is aiming to develop a hierarchical, distributed-intelligence 5G architecture, offering low latency, security, and open access as features intrinsic to its design. Finding its place in such a complex landscape consisting...
Conference Paper
The challenging traits of 5G networks to support novel and diverse business requirements of vertical sectors have rendered current network security approaches impotent. To address various security requirements of 5G networks and services, a holistic and robust security architecture mindful of 5G technical and business features becomes vital. This p...
Article
Application service providers (ASPs) now develop, deploy, and maintain complex computing platforms within multiple cloud infrastructures to improve resilience, responsiveness and elasticity of their applications. On the other hand, complex applications have little control and visibility over network resources, and need to use low-level hacks to ext...
Conference Paper
Full-text available
5G technologies are a new paradigm strongly supported by the European Commission (EC) to overcome the challenges of next generation networks and aiming to tackle the novel and manifold business requirements of vertical sectors such as Industry 4.0, Smart Grids, Smart Cities, and eHealth. Extraordinarily high speeds and capacity, multi-tenancy, fixe...
Article
Full-text available
CHARISMA aims to tackle low-latency and end-to-end security for converged fixed/wireless 5G networks in order to meet the complex demands of emerging business paradigms, such as Smart Cities, eHealth and Industry 4.0. In this paper, we present the key drivers and requirements towards a hierarchical, distributed-intelligence 5G architecture, support...
Conference Paper
Full-text available
5G networks aims to tackle the complex demands of emerging business paradigms, such as Smart Cities, eHealth, and Industry 4.0. In this paper, a hierarchical, distributed intelligence 5G architecture is described, offering low latency, security, and open access as features intrinsic to its design. SDN and NFV principles are employed to create a net...
Article
CHARISMA aims to tackle low-latency and end-to-end security for converged fixed/wireless 5G networks in order to meet the complex demands of emerging business paradigms, such as Smart Cities, eHealth, and Industry 4.0. In this paper, we present the key drivers and requirements towards a hierarchical, distributed-intelligence 5G architecture, suppor...
Article
Mobile computation offloading has been identified as a key-enabling technology to overcome the inherent processing power and storage constraints of mobile end devices. To satisfy the low-latency requirements of content-rich mobile applications, existing mobile cloud computing solutions allow mobile devices to access the required resources by access...
Conference Paper
Full-text available
It is envisaged that end-user access bandwidth requirements will notably increase in the coming years; at the same time, the number of connected mobile devices will also exponentially grow as the fully-digital connected homes (Internet of Things) becomes an everyday reality. This article presents an active remote node (ARN) at an intermediate locat...
Article
Cloud computing service emerged as an essential component of the Enterprise IT infrastructure. Migration towards a full range and large-scale convergence of Cloud and network services has become the current trend for addressing requirements of the Cloud environment. Our approach takes the infrastructure as a service paradigm to build converged virt...
Conference Paper
Software-Defined Networking and Network Functions Virtualisation has brought a revolution within the telecom market landscape. Initial proof-of-concept prototypes for NFV-enabled solutions are being developed at the same time SDN models are identified as the futures solutions within the telecom realm. We provide in this article an overview of the S...
Conference Paper
Full-text available
This paper proposes a next generation ubiquitous converged infrastructure to support Cloud and mobile Cloud computing services. The proposed infrastructure facilitates interconnection of fixed and mobile end users with computational resources through a heterogeneous network integrating optical metro and wireless access networks. To satisfy the low-...
Conference Paper
Software-Defined Networking and Network Functions Virtualization have initiated a new landscape within the telecom market landscape. Initial proof-of-concept prototypes for NFV-enabled solutions are being developed at the same time SDN models are identified as the futures solutions within the telecom realm. In this article, we provide a brief overv...
Article
This article focuses on planning and replanning of virtual infrastructures over optical cloud infrastructures comprising integrated optical network and IT resources. This concept has been developed in the context of the European project GEYSERS. GEYSERS has proposed a novel multi-layer architecture, described in detail, that employs optical network...
Article
Full-text available
This article focuses on planning and replanning of virtual infrastructures over optical cloud infrastructures comprising integrated optical network and IT resources. This concept has been developed in the context of the European project GEYSERS. GEYSERS has proposed a novel multi-layer architecture, described in detail, that employs optical network...
Conference Paper
Full-text available
Mobile computation offloading has been identified as a key enabling technology to overcome the inherent processing power and storage constraints of mobile end devices. To satisfy the low-latency requirements of content-rich mobile applications, existing mobile cloud computing solutions allow mobile devices to access the required resources by access...
Conference Paper
Full-text available
The project CONTENT proposes a next generation ubiquitous converged infrastructure to support Cloud and mobile Cloud computing services. The proposed infrastructure facilitates interconnection of fixed and mobile end users with computational resources through a heterogeneous network integrating optical metro and wireless access networks. In this pa...
Conference Paper
Full-text available
This paper presents the concept of Open Cloud eXchange (OCX) that has been proposed to bridge the gap between two major components of the cloud services provisioning infrastructure: Cloud Service Provider (CSP) infrastructure; and cloud services delivery infrastructure which in many cases requires dedicated local infrastructure and quality of servi...
Conference Paper
This paper presents an active convergent wired-wireless architecture, which provides Gigabit fixed and radio access. With the development of an advanced Control and Management Plane, the network supports Open Access operation and OAM features.
Conference Paper
Cloud-based infrastructures are becoming the de facto standard for service hosting through the innovation of traditional Data Centres (DCs). The availability of advanced multi-site service provisioning solutions (e.g., availability zones in Amazon EC2), is enabling the creation of advanced high-availability architectures for services and applicatio...
Conference Paper
Network Service Providers should offer provisioning services with guaranteed Quality of Service (QoS), specifically adapted to the characteristics of the applications running on their network. In this paper we propose the Network Control Layer (NCL), a software framework solution based on Software Defined Networks (SDN), OpenFlow and Network as a S...
Conference Paper
Although cloud computing and the Software Defined Network (SDN) framework are fundamentally changing the way we think about network services, multi-domain and multi-technology problems are not sufficiently investigated. These multi-domain, end-to-end problems concern communication paths that span from the wireless access and the wireless backhaul n...
Conference Paper
Network Function Virtualization (NFV) has emerged as an operator proposal for offering network services with network functions implemented in software, which may be located in Data Centers, network nodes or even in a virtual machine. NFV is theoretically applicable to any network function and aims at simplifying the management of heterogeneous hard...
Conference Paper
Virtualisation of both IT and network resources is a well-known research topic in the Future Internet environment. Most of the work performed on virtualisation has been focused on virtual infrastructure planning or embedding, or on the realisation of the virtualisation itself. However, management of virtualised network environments has not been dee...
Conference Paper
Full-text available
Large-scale computer networks supporting both communication and computation are extensively employed to deal with a variety of existing and emerging demanding applications. These high-performance applications, requiring very high network capacities and specific IT resources, cannot be delivered by the current Best Effort Internet. Optical networkin...
Conference Paper
New emerging high performance and distributed applications require the interconnection of IT resources through high capacity and flexible networks. In this context, the FP7 GEYSERS project proposes on-demand provisioning of converged Virtual Infrastructures composed of IT and optical network resources, able to support the delivery of cloud services...
Conference Paper
The new and emerging IT services require very high network capacities and specific IT resources that cannot be intrinsically delivered by the current Best Effort Internet. In response to this the European project GEYSERS (Generalised Architecture for Dynamic Infrastructure Services) is proposing a novel architecture that employs optical networking,...
Conference Paper
Full-text available
The convergence between IT and optical network services is a fundamental step to support new emerging applications, typically distributed and with strict requirements in terms of performance and service reliability. The FP7 GEYSERS project has designed a new network architecture capable of joint and on-demand provisioning of 'Optical Network + Any-...
Conference Paper
In this paper, a novel and optimized virtual optical network (VON) composition method, aware of the impact of physical layer impairments (PLIs), is investigated. VONs are composed using Mixed Integer Linear Programming (MILP), which can provide optimal solutions for VON composition. The quality of the composed VONs is verified by adopting an analyt...
Conference Paper
Full-text available
High-capacity networks based on optical technologies enable global delivery of high-performance network-based applications driven by Future Internet services. Due to the accelerated evolution of these applications, dynamic adaptability of the underlying optical infrastructure becomes crucial to support efficient data transport through the operators...
Article
Full-text available
Novel impairment and cost aware optical network virtualization mechanisms are investigated over single-line-rate and mixed-line-rate optical networks. Fundamental challenges are addressed by the proposed virtual optical network composition mechanisms utilizing optimization algorithms.
Conference Paper
Taking into account the unique features of Mixed-Line-Rate and Multiple-Modulation-Format WDM networks, the cost-, resource-, and impairment-aware virtual optical network (VON) composition methods are proposed, which can create cost-effective and transmission quality-guaranteed VONs while achieving high network resource utilization efficiency.
Article
In this paper, a novel Infrastructure as a Service architecture for future Internet enabled by optical network virtualization is proposed. Central to this architecture is a novel virtual optical network (VON) composition mechanism capable of taking physical layer impairments (PLIs) into account. The impact of PLIs on VON composition is investigated...
Article
Full-text available
Bandwidth demands resulting from generated traffics by emerging applications, when aggregated at the edge of the networks for transport over core networks can only be met with high-capacity WDM circuit switched optical networks. An efficient end-to-end delivery of packet streams in terms of network control, operation and management is one of the ke...
Conference Paper
In this article we propose the GEYSERS project approach for Future Internet based on provisioning full infrastructures as a service by using IT and transport network resource virtualisation. An overview of the project’s architecture is provided that shows the layering scheme empowering the definition of Virtual Infrastructure service. The Logical I...
Article
Currently, support for digital media is one of the fastest growing requirements of the Internet as demand transitions from services designed to support primarily text and images to those intended also to support rich, high quality streaming multi-media. In response to the need to address this important 21st century communications challenge, an inte...
Conference Paper
Full-text available
The European Integrated Project GEYSERS - Generalised Architecture for Dynamic Infrastructure Services - is concentrating on infrastructures incorporating integrated optical network and IT resources in support of the Future Internet with special emphasis on cloud computing. More specifically GEYSERS proposes the concept of Virtual Infrastructures o...
Conference Paper
Full-text available
In this paper we propose energy efficient design and operation of infrastructures incorporating integrated optical network and IT resources. For the first time we quantify significant energy savings of a complete solution jointly optimizing the allocation and provisioning of both network and IT resources. Our approach involves virtualization of the...
Article
G(2)MPLS is a Network Control Plane (NCP) architecture that implements the concept of Grid Network Services (GNS) required for implementing photonic Grids. It provides part of the functionalities related to the selection, co-allocation and maintenance of both Grid and network resources through a set of seamless procedures at the user-to-network and...
Conference Paper
Future Internet services are characterized by global delivery of high-performance network-based applications over a high-capacity dynamic optical network. As these types of applications evolve, it is not feasible or scalable for network operators to setup and configure dedicated network for each Internet application type or category. Therefore, a k...
Conference Paper
Full-text available
Over the years, the Internet has become a central tool for society. The extent of its growth and usage raises critical issues associated with its design principles that need to be addressed before it reaches its limits. Many emerging applications have increasing requirements in terms of bandwidth, QoS and manageability. Moreover, applications such...
Conference Paper
GEYSERS aims at defining an end-to-end network architecture that offers a novel planning, provisioning and operational framework for optical network and IT infrastructure providers and operators. In this framework, physical infrastructure resources (network and IT) are dynamically partitioned to virtual resources and then composed into a Virtual In...
Article
This paper presents a novel service-oriented network architecture to bridge the informational gap between user applications and optical networks providing technology-agnostic multigranular optical network services for clouds. A mediation layer (service plane) between user applications and network control is proposed to facilitate a mapping process...
Conference Paper
Full-text available
This paper proposes an innovative self-managed optical network architecture for heterogenous transparent optical networks. A self-optimized dynamic network testbed that comprises multiple multi bit-rate ligthpaths on a mesh topology that utilizes a dark fiber link has been implemented and evaluated.
Conference Paper
Full-text available
This paper presents a hybrid optical test-bed controlled by a hardware-accelerated control plane capable of dynamically provisioning the most suitable route according to the requirements of the client technology and the physical characteristics of the network.
Conference Paper
Full-text available
An enhanced version of hardware accelerated QoT estimation tool in impairment-aware optical network is demonstrated and evaluated against the different number of lightpaths and wavelengths per link. It outperforms the software version by 28 times in the order of millisecond.
Article
GEYSERS partitions the physical infrastructure to create specific virtual infrastructures, each one controlled by an enhanced Network Control Plane capable of provisioning Optical Network Services bundled with IT resources in an on demand basis, and oriented to cloud computing applications.
Article
Full-text available
This paper presents a hybrid optical test-bed controlled by a hardware-accelerated control plane capable of dynamically provisioning the most suitable route according to the requirements of the client technology and the physical characteristics of the network. Peer Reviewed Postprint (published version)
Conference Paper
Full-text available
Export Date: 10 February 2012, Source: Scopus, Art. No.: 5465714
Article
This prototype deliverable, named "Network Service Plane Interfaces to G²MPLS", describes the architecture and implementation details for the NRPS adapter / gateway used for the Harmony / G²MPLS interoperability. This includes the illustration of the scenarios, the description of the gateway functionality, and initial test results. The work present...
Technical Report
This prototype deliverable, named "Network Service Plane Interfaces to G²MPLS", describes the architecture and implementation details for the NRPS adapter / gateway used for the Harmony / G²MPLS interoperability. This includes the illustration of the scenarios, the description of the gateway functionality, and initial test results. The work present...
Article
Full-text available
Grid-GMPLS is a Network Control Plane architecture that implements the concept of Grid Network Services. In the PHOSPHORUS framework, GNS is a service that allows the provisioning of network and Grid resources in a single-step through a set of seamlessly integrated procedures. By providing a unified network/Grid infrastructure the control plane can...
Article
The future optical network needs to offer dynamic bandwidth allocation with the ability to adapt to application bandwidth requirements by providing transport granularity at the appropriate bit rate. A key element in such a network is a high-speed multigranular optical router that is able to support wavelength and subwavelength switching. This paper...
Article
In service-oriented networks, cooperation between users, applications and network tends to come closer. With this objective, new architectures arise to cope with the upcoming demands. Of great importance is the definition of the proper interfaces and network services. One of these new services is known as the Advance Reservation Service. This servi...
Article
Full-text available
G<sup>2</sup>MPLS is a network control plane architecture that implements the concept of grid network services. In the framework of the 1ST Phosphorus project, GNS allows the provisioning of network and grid resources in a single step through a set of seamlessly integrated procedures. The implementation of GNS imposes a number of requirements in th...
Conference Paper
Full-text available
Grid-GMPLS (G<sup>2</sup>MPLS) is conceived as a powerful network control plane solution that enhances the standard ASON/GMPLS architecture providing single-step resource reservation, co-allocation and maintenance of both network and Grid resources. This paper identifies and discusses the main issues and considerations that arise by network researc...