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A multi-objective optimized OLSR routing protocol.

Wenhong Wei1, Huijia Wu1, Ying He2

  • 1School of Computer Science and Technology, Dongguan University of Technology, Dongguan, China.

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|April 26, 2024
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Summary
This summary is machine-generated.

This study introduces a multi-objective optimized Optimized Link State Routing (OLSR) algorithm to improve wireless network performance. The enhanced algorithm reduces packet loss and end-to-end delay in self-organizing networks.

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Area of Science:

  • Computer Science
  • Wireless Networking
  • Network Protocols

Background:

  • Mobile communication growth presents challenges for wireless network data transmission and self-organization.
  • Traditional network protocols struggle to meet the demands of complex, evolving networks.
  • Optimized Link State Routing (OLSR) protocol faces limitations in selecting optimal forwarding node sets.

Purpose of the Study:

  • To propose a novel multi-objective optimized OLSR algorithm for enhanced wireless network performance.
  • To address the limitations of traditional OLSR in selecting efficient forwarding nodes.
  • To improve data transmission efficiency and reduce network latency.

Main Methods:

  • Developed a new Multipoint Relays (MPR) mechanism for determining packet-forwarding intermediate nodes.
  • Integrated an improved Non-dominated Sorting Genetic Algorithm II (NSGA-II) for multi-objective optimization of OLSR parameters.
  • Utilized MATLAB to simulate a self-organizing network environment.

Main Results:

  • The proposed algorithm significantly reduces packet loss compared to conventional methods.
  • Demonstrated a notable decrease in end-to-end delay.
  • Achieved superior performance in multi-objective evaluation metrics like HV and Spacing.

Conclusions:

  • The multi-objective optimized OLSR algorithm effectively enhances wireless network efficiency.
  • The novel MPR mechanism and improved NSGA-II integration provide a robust solution for complex networks.
  • This approach offers a promising direction for future wireless network protocol development.