An approach to off-line inter-domain qos-aware resource optimization

  • Authors:
  • Manuel Pedro;Edmundo Monteiro;Fernando Boavida

  • Affiliations:
  • School of Technology and Management, Polytechnic Institute of Leiria, Leiria, Portugal;University of Coimbra, Coimbra, Portugal;University of Coimbra, Coimbra, Portugal

  • Venue:
  • NETWORKING'06 Proceedings of the 5th international IFIP-TC6 conference on Networking Technologies, Services, and Protocols; Performance of Computer and Communication Networks; Mobile and Wireless Communications Systems
  • Year:
  • 2006

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Abstract

Inter-domain traffic engineering is a key issue when QoS-aware resource optimization is concerned. Mapping inter-domain traffic flows into existing service level agreements is, in general, a complex problem, for which some algorithms have recently been proposed in the literature. In this paper a modified version of a multi-objective genetic algorithm is proposed, in order to optimize the utilization of domain resources from several perspectives: bandwidth, monetary cost, and routing trustworthiness. Results show trade-off solutions and “optimal” solutions for each perspective. The proposal is a useful tool in inter-domain management because it can assist and simplify the decision process.