Informatics and Applications

2026, Volume 20, Issue 3, pp 58-66

MULTIUSER NETWORK LOAD ANALYSIS UNDER MIXED ROUTING STRATEGIES

  • Yu. E. Malashenko
  • I. A. Nazarova
  • M. V. Kozlov

Abstract

Within computational experiments, monopolistic and mixed routing strategies for outgoing nodal multiflows in multiuser network systems are studied. Two basic monopolistic dispatching schemes for internodal flows are analyzed: routing along shortest paths and routing along maximum flow transmission paths. For each strategy, normalized vectors of outgoing multiflows - transmitted in a monopolistic mode from every source node to all destination nodes - are formulated. The characteristic vectors of edge loading are determined when normalized multiflows from source vertices pass through the network. To evaluate network performance under mixed dispatching strategies, convex combinations of these characteristic vectors are constructed. For all characteristic vectors, the standard deviations of component values, the relative coefficients of variation, and the magnitude of the maximum excess of the average edge loading level are calculated. A comparative analysis of the aggregated functional indicators for each node and the proposed routing methods is carried out. The impact of nodal multiflows on overall network load is investigated and potential overload points and bottlenecks are identified.
The experimental results are illustrated using specialized diagrams.

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