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 hot development in the direction of the interoperability of characteristically separate networks, reminiscent of terrestrial, wireless/cellular, and satellite tv for pc, for the help of multimedia purposes poses new and considerably not easy difficulties to community layout. This ebook reviews 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 assisting Mobility, Multimedia, and Internetworking, by way of its engaging researchers, originating from over forty study associations from the educational, business, and telecom operator worlds. The paintings comprises either basic, methodological, and utilized features of community functionality review and layout. research and layout of complex Multiservice Networks assisting Mobility, Multimedia, and Internetworking includes a targeted account of the paintings constructed, supported on an in depth bibliography of fabric released within the peer-reviewed literature. It comprises the subsequent six chapters: IP-Based NetworksQueueing types site visitors size, Characterization, and ModelingWireless NetworksOptical NetworksPeer-to-Peer companies research and layout of complicated Multiservice Networks aiding Mobility, Multimedia, and Internetworking will entice either practitioners of community layout, and to researchers aiming to map destiny instructions in networking learn.

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

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In [41] the concepts of Path Protection (PP) and Self-Protecting Multi-path (SPM) are suggested. They are both B2B protection mechanisms and can be implemented by means of LSPs in MPLS. An optimization algorithm for the layout of these structures and for multi-path load balancing is presented. The results show that for some networks, when using the SPM approach, only 17% backup capacity is required to protect them against all single link and router failures. The amount of required backup capacity mostly depends on the network topology: strongly meshed networks favours the existence of link- and node-disjoint multi-paths and thus contribute to derive cost-efficient solutions.

The distortion of traffic descriptors is studied in [44]. The authors assume token bucket parameters to characterize the flow profiles. They propose to assess the flow distortion by considering the quantile-based IP Packet Delay Variation (IPDV), which is measured between edge routers [45]. Therefore, the minimum IP packet transfer delay IP T Dmin and the 1 − quantile of the IP packet transfer delay IP T Dupper are estimated [46]. 5. 9: Inter-Domain Admission Control (IDAC) delay variation, is next computed as IP DV = IP T Dupper − IP T Dmin .

Extensions to the approximate model are also considered in [54], to handle situations with unfair bandwidth sharing or different access rates. Broadly speaking, it remains that the key parameter for dimensioning is the offered traffic, defined as the average data rate a user would generate in the absence of congestion. , handling source populations of finite size, is generalized in [56] by considering possible state dependent blocking probabilities and capacities. Such model extensions are intended to tackle flow level performance when the network transports both streaming and elastic traffic, with a fluctuating available capacity for elastic flows, or when full acceptation of the incoming flows cannot be guaranteed due to transmission layer capabilities, such as in some wireless access networks like Wideband Code Division CHAPTER 1.

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