Download High Speed Networks and Multimedia Communications: 7th IEEE by Michael Menth, Stefan Kopf, Joachim Charzinski (auth.), PDF

By Michael Menth, Stefan Kopf, Joachim Charzinski (auth.), Zoubir Mammeri, Pascal Lorenz (eds.)

Nowadays, networks and telecommunications are of the main lively ?elds. study and improvement in those parts were occurring for a while, attaining the degree of goods. The targets of HSNMC 2004 (International convention on excessive pace Networks and Multimedia Communications) have been to advertise examine and improvement actions and to inspire verbal exchange among educational researchers and engineers through the international within the components concerning high-speed networks and multimedia communications. The 7th variation of HSNMC used to be held in Toulouse, France, on June 30– July2,2004. Therewere266submissionstoHSNMCthisyearfrom34countries, that have been evaluated by means of application committee participants assisted through exterior - audience. each one paper used to be reviewed through a number of reviewers. a hundred and one papers have been chosen to be integrated in those complaints. the standard of s- missions was once excessive, and the committee needed to decline a few papers useful for book. The papers chosen during this booklet illustrate the cutting-edge, present d- cussions, and improvement traits within the parts of networks, telecommunication and multimedia purposes. The contributions released during this e-book und- line the overseas value of the comparable ?eld of study. They hide various themes, resembling QoS in Di?Serv networks, QoS research and m- surement, functionality modelling, TCP modelling and research, MPLS for QoS provision, scheduling and source allocation, routing, multicast, safety and privateness matters, peer-to-peer functions, video functions, software program and m- dleware for networks, cellular networks, mobility, satellite tv for pc, cellular IP, instant networks, WLAN, advert hoc networks, 3G/UMTS, IEEE 802.

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Under resilience requirements, the efficient NAC methods achieve a lower resource utilization between 40% and 70%. e. the BBB NAC is more efficient than the LB NAC. Under resilience requirements, all NAC methods profit from multi-path routing. We have observed the same effects in different network topologies with different utilization limits. Hence, networks resilient against element failures should implement the BBB NAC for two reasons. First, the network has a stateless core and no resource reservation signalling is needed when traffic is rerouted.

6 presents the differentiation results for configuration mode III with and for all nodes. Assuming again all nodes under heavy load, the expected total end-to-end target is around This configuration leads to an end-to-end differentiation behaviour slightly different from the single node study. As shown in Fig. 6, during the simulation example, the end-to-end excess queuing delays of the high priority class are slightly higher than the obtained by the lower priority class9. As pointed out before, this is caused by a partial congestion state of differentiation nodes.

6 Simulation and Results In this section, some simulations are provided on the e2e delay jitter of the different EF flows generated by the different EF sources in the network shown in Figure 2. The EF traffic sources are periodic ON-OFF. The Background traffic generated by the different BE traffic sources are identical. Furthermore, they are characterized by the same statistical distribution described in the expression 9. The BE ( BG ) , AF, and EF sources are controlled at their traffic generation starting times in order to form different scenarios, where different traffic flows generated from the different sources arrive at the same time at the network core nodes.

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