By R. Srikant (auth.), Lorne Mason, Tadeusz Drwiega, James Yan (eds.)

Globally, significant community operators have included community convergence into their technique to develop provider sales and decrease capital and working charges. Conv- gence happens in purposes (integrated messaging, voice over IP), in community keep an eye on (portable numbers, SIP, cellular IP), within the delivery layer, in addition to within the entry community. This convergence of networks signifies that numerous varieties of site visitors flows, that have been carried via separate really expert networks, now percentage the assets of a unmarried center IP-based community. within the entry, the developments are in the direction of fixed/wireless convergence in addition to convergence of varied instant entry applied sciences. community convergence can be profitable provided that the standard of the person s- vices is maintained within the new community setting with out undue elevated charges. the standard of provider supply is severely depending on how community functionality and availability, as skilled by means of the site visitors flows, are controlled. dealing with site visitors functionality is a severe enabler for fulfillment. achieving the specified functionality degrees calls for adapting methods corresponding to community making plans, source engineering, and community tracking to the converged community milieu.

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Additional info for Managing Traffic Performance in Converged Networks: 20th International Teletraffic Congress, ITC20 2007, Ottawa, Canada, June 17-21, 2007. Proceedings

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2 Central or Fully Distributed Heuristic (CoFDH) The Central or Fully Distributed Heuristic simply calculates the cost of a centralized design (∀i : ni = 0) and a fully distributed design (∀i : ni = ubi ) for each available VoD server model in W and picks the cheapest design. This heuristic is straight-forward and highly suboptimal, but it provides an upper-bound that can be used as a comparison base for other approaches. 3 Greedy Search (GS) We define a search topology in the discrete solution space where each solution is connected to its neighbouring solutions.

As the library reaches tens of thousands of movies, the access model we assumed changes as a larger portion of requests are located in the heavy tail of the popularity distribution (‘long-tail’ of content). : Video-on-demand equipment allocation. In: Proc. IEEE Int. Conf. : The cache location problem. IEEE/ACM Trans. : Minimizing delivery cost in scalable streaming content distribution systems. IEEE Trans. : Optimal video placement scheme for batching vod services. IEEE Trans. : On the optimization of storage capacity allocation for content distribution.

Conf. : Capacitated facility location problem with general setup cost. Comp. Oper. : Topological design and dimensioning of agile all photonic networks. : Measurement, modeling, and analysis of a peer-to-peer file-sharing workload. In: Proc. ACM Symp. : Introduction to Algorithms. : Practical Methods of Optimization. be Abstract. IPTV over DSL access networks is becoming a reality. This paper studies the impact of the presence of a video-aware traffic management module in the access network on the performance of the video dejittering mechanism at the receiver.

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