By Anna Charny, Jean-Yves Le Boudec (auth.), Jon Crowcroft, James Roberts, Mikhail I. Smirnov (eds.)
ISBN-10: 3540399399
ISBN-13: 9783540399391
ISBN-10: 3540410767
ISBN-13: 9783540410768
The papers during this e-book current a number of viewpoints at the layout and - plementation of thoughts for QoS engineering for net services.They have been chosen from greater than 70 submissions to the first foreign workshop on “Quality of destiny net providers” (QofIS) geared up by way of fee motion 263. the main target of the papers is at the construction, con?guration and deployment of end-to-end companies over a QoS guaranteed net utilizing the IntServ (Integrated providers) and Di?Serv (Di?erentiated prone) versions. the most technical p- gramme used to be accomplished by way of keynote talks: IETF Chair Fred Baker opened the workshop with a dialogue on significant web improvement instructions and Andrew M. Odlyzko of AT&T Labs learn gave the last speak on web charging matters. The presentation of papers used to be organised in nine classes. The emphasis of consultation 1 is on an review of the basic development blocks for a QoS guaranteed web, i.e., queueing and scheduling, which essentially de?nes the gap for end-to-end prone. The papers of this consultation talk about the boundaries we could count on from those development blocks, the problems of queueing and scheduling administration, and the parameters we have to music in a dynamic implementation. movement regulate and congestion keep watch over can't be thought of with no regard to the dominating impression of TCP. The key-phrase of consultation 2 is, for that reason, Intern- pleasant edition. 4 papers during this consultation are complementary and jointly current an rising knowing of a uncomplicated optimum zone for such adaptation.
Read Online or Download Quality of Future Internet Services: First COST 263 International Workshop, QofIS 2000 Berlin, Germany, September 25–26, 2000 Proceedings PDF
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Additional info for Quality of Future Internet Services: First COST 263 International Workshop, QofIS 2000 Berlin, Germany, September 25–26, 2000 Proceedings
Sample text
Note that for a fixed value of load and pmax (q ∗ does not depend on β) (16) reduces to a quadratic expression which has two solutions and, in this case, both real and positive. However, we are mainly interested in the smaller values (the greater values are impractically large). The results are shown in Figure 5. 8 1 pmax Fig. 5. The allowable regions for (pmax , β) for different values of ρ (the unit of the y-axis is 1000 · β) Then we illustrate the importance of a particular combination of RED parameters, namely pmax /(Tmax − Tmin), on the performance.
Crowcroft, J. Roberts, and M. ): QofIS 2000, LNCS 1922, pp. 43–54, 2000. c Springer-Verlag Berlin Heidelberg 2000 44 Sanjeewa Athuraliya et al. Indeed we may regard the sources and links as processors in an asynchronous distributed computation system and flow control as a computation to maximize welfare. , the flow control algorithm is globally stable. Moreover, convergence can be maintained even in an asynchronous environment where sources and links communicate and update at different times, with different frequencies, using outdated information, and feedback delays are different and time-varying [16].
For each adjustment, the window is incremented or decremented by 1 (or a small fraction, say, 10%, of the current window size) according as the target value determined by the price is larger or smaller than the current window. 3 Key Features of REM Random Exponential Marking (REM) has three advantages. First it is ideally suited for networks with multiple congested links, where the end–to–end marking probability of a packet incorporates a congestion measure of its path. This allows a source to estimate its path congestion measure by observing the fraction of its packets that are marked.
Quality of Future Internet Services: First COST 263 International Workshop, QofIS 2000 Berlin, Germany, September 25–26, 2000 Proceedings by Anna Charny, Jean-Yves Le Boudec (auth.), Jon Crowcroft, James Roberts, Mikhail I. Smirnov (eds.)
by Kenneth
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