Improved limited path heuristic algorithm for multi-constrained QoS routing

Wendong Xiao*, Boon Hee Soong, Choi Look Law, Yong Liang Guan

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

Recently limited path heuristic algorithm (LPHA) was proposed for Quality of Service (QoS) Routing with multiple constraints based on the extended Bellman-Ford algorithm. In this paper, an improved limited path heuristic algorithm (ILPHA) is introduced by means of two novel strategies, i.e., combining checking to deal with the path loss problem, and path selection to choose high-quality paths. Two path selection heuristics are recommended respectively based on the dominating area and maximal weight. Simulation results show that ILPHA can improve the performance of LPHA significantly. The comparison between the two path selection heuristics is also given.

Original languageEnglish
Pages (from-to)164-167
Number of pages4
JournalLecture Notes in Computer Science
Volume3320
DOIs
Publication statusPublished - 2004
Externally publishedYes
Event5th International Conference, PDCAT 2004 - , Singapore
Duration: Dec 8 2004Dec 10 2004

ASJC Scopus Subject Areas

  • Theoretical Computer Science
  • General Computer Science

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