Cloud Computing
First International Conference, CloudComp 2009 Munich, Germany, October 19–21, 2009 Revised Selected Papers
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Chapter
Modelling Time Using Petri Nets
Nowadays there exist more and more systems, such as real-time systems and embedded systems, whose behaviours depend on explicit values of time. It has been shown that simple easy-to-understand models can repre...
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Article
A cross-layer architecture to improve mobile host rate performance and to solve unfairness problem in WLANs
The evolution of the Internet has been mainly promoted in recent years by the emergence and proliferation of wireless access networks towards a global ambient and pervasive network accessed from mobile devices...
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Chapter and Conference Paper
STEPS - An Approach for Human Mobility Modeling
In this paper we introduce Spatio-TEmporal Parametric Step** (STEPS) - a simple parametric mobility model which can cover a large spectrum of human mobility patterns. STEPS makes abstraction of spatio-tempor...
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Chapter and Conference Paper
Knowledge Base for an Autonomic Transport Layer
The accelerated development of Internet and mobile devices has lead to new QoS-demanding distributed applications and new QoS-providing communication services, particularly at the transport level. The diversit...
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Book and Conference Proceedings
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Article
Open AccessW-NINE: A Two-Stage Emulation Platform for Mobile and Wireless Systems
More and more applications and protocols are now running on wireless networks. Testing the implementation of such applications and protocols is a real challenge as the position of the mobile terminals and envi...
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Book
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Chapter and Conference Paper
A Novel Bandwidth Broker Architecture Based on Topology Aggregation in Delay|Bandwidth Sensitive Networks
Either in flow-based or class-based QoS architectures, controlling the admission of traffic entering the network becomes a crucial task in the new telecom services. The Bandwidth Broker BB architecture is one ...
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Chapter
The EuQoS System
The European research project “End-to-End Quality-of-Service support over heterogeneous networks” (EuQoS) defined a novel architecture that builds, uses and manages the end-to-end (e2e) application exchanges a...
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Chapter and Conference Paper
Two-Stage Wireless Network Emulation
Testing and deploying mobile wireless networks and applications are very challenging tasks, due to the network size and administration as well as node mobility management. Well known simulation tools provide a...
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Chapter and Conference Paper
Enhancing QoS Through Alternate Path: An End-to-End Framework
In the next generation Internet, the network should not only be considered as a communication medium, but also as an endless source of services available to the end-systems. These services (i.e. Overlay Applic...
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Chapter and Conference Paper
Design Principles of a QoS-Oriented Transport Protocol
In this paper, the needs for specialized end-to-end communication services oriented to satisfy the QoS requirements of current and future multimedia applications are raised. Face to the complexity involved in ...
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Article
Multimedia multi-networking: A new concept
Recent researches in communication systems are leading to the multiplication of communication technologies. Because of this trend there is now a very wide range of different kinds of networks from copper lines...
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Chapter and Conference Paper
An Active Network Approach to Support Multimedia Relays
This paper summarizes a pragmatic technical approach to active networks that supports prototy** of multimedia transport protocols. One of the targets of the architecture defined is the extension of the proce...
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Article
Multimedia Authoring with Hierarchical Timed Stream Petri Nets and Java
The expected benefits of modeling documents using a formal technique are twofold. First, the document's model can be checked against logical errors and unsatisfied timing constraints. Second, the same model ca...
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Chapter and Conference Paper
Conception, Implementation, and Evaluation of a QoS-Based Architecture for an IP Environment Supporting Differentiated Services
Research reported in this paper deals with the design of a communication architecture with guaranteed end-to-end quality of service (QoS) in an IPv6 environment providing differentiated services within a singl...
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Chapter and Conference Paper
Towards a New Generation of Generic Transport Protocols
Considering that current end to end communication services are not adapted for supporting efficiently distributed multimedia application, this paper introduces a new family of generic transport protocols direc...
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Chapter and Conference Paper
GCAP: A New Multimedia Multicast Architecture for QoS
Despite its obvious suitability for distributed multimedia applications, multicasting has not yet found widespread application. Having analyzed shortcomings of today’s approaches, we devise in the GCAP project a ...
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Article
Towards a new generation of transport services adapted to multimedia applications
A partial order and partial reliable connection (POC) is an end-to-end transport connection authorized to deliver objects in an order that can differ from the transmitted one. The service provided by such a co...
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Article
Multimedia tools supporting the work of distributed synchronous cooperative groups
This paper presents a generic platform that supports the work of distributed cooperative users. Starting from an analysis of the interactions required between the members of any cooperative group, three softwa...
