Download Analysis and Design of Advanced Multiservice Networks by Jose Brazio, Phuoc Tran-Gia, Nail Akar, Andrzej Beben, PDF

By Jose Brazio, Phuoc Tran-Gia, Nail Akar, Andrzej Beben, Wojciech Burakowski, Markus Fiedler, Ezhan Karasan, Michael Menth, Philippe Olivier, Kurt Tutschku, Sabine Wittevrongel

The contemporary pattern in the direction of the interoperability of normally separate networks, corresponding to terrestrial, wireless/cellular, and satellite tv for pc, for the help of multimedia functions poses new and considerably difficult difficulties to community layout. This publication studies at the state of the art paintings constructed in the course of the 4 years of operation of the price 279 motion, research and layout of complicated Multiservice Networks helping Mobility, Multimedia, and Internetworking, by way of its partaking researchers, originating from over forty examine associations from the tutorial, commercial, and telecom operator worlds. The paintings comprises either basic, methodological, and utilized features of community functionality review and design.

Analysis and layout of complicated Multiservice Networks aiding Mobility, Multimedia, and Internetworking features a unique account of the paintings built, supported on an intensive bibliography of fabric released within the peer-reviewed literature. It includes the next six chapters:

IP-Based Networks
Queueing types
Traffic size, Characterization, and Modeling
Wireless Networks
Optical Networks
Peer-to-Peer Services

Analysis and layout of complicated Multiservice Networks aiding Mobility, Multimedia, and Internetworking will attract either practitioners of community layout, and to researchers aiming to map destiny instructions in networking research.

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Read or Download Analysis and Design of Advanced Multiservice Networks Supporting Mobility, Multimedia, and Internetworking: COST Action 279 Final Report PDF

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Extra info for Analysis and Design of Advanced Multiservice Networks Supporting Mobility, Multimedia, and Internetworking: COST Action 279 Final Report

Sample text

IP-BASED NETWORKS models generally fall in the category of Processor Sharing (PS) queueing systems, which under very general assumptions exhibit the very nice and useful property of insensitivity [48, 49]. 1 Insensitive Bandwidth Sharing Before actually addressing the problem of link capacity dimensioning, which forms the subject of subsequent sub-sections, [50] provides a theoretical framework to analyze, from a global network point of view, how the available capacity is allocated to flows in a data network, or how it should be in order to preserve some interesting properties such as fairness or performance insensitivity [51].

The fluid regime is a best case providing the lower bound for response time, where the streaming flow process evolves so fast that elastic traffic sees a constant available bandwidth. At the opposite, the quasi-stationary regime is a worst case providing the upper bound, where elastic flows see a succession of equilibrium states with a constant number of streaming flows. A set of simulation experiments illustrates how the elastic traffic performance evolves between these two bounds, as a function of elastic load and under different scenarios for the streaming and elastic flow size distributions.

Load balancing is performed such that the relative sizes of the hash space portions for each destination are dynamically adjusted in every node. The algorithm has been implemented in the ns-2 network simulator and simulations of the AT&T-US network, composed of 27 nodes and 47 links, have been carried out using a state of the art Web traffic model. AMP performance is compared to shortest path routing and ECMP routing for a broad spectrum of loads. The results demonstrate significant performance improvements and the stability of AMP throughout the investigated simulations.

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