Optimizing OLSR in VANETS with differential evolution: a comprehensive study

  • Authors:
  • Jamal Toutouh;Enrique Alba

  • Affiliations:
  • University of Málaga, Málaga, Spain;University of Málaga, Málaga, Spain

  • Venue:
  • Proceedings of the first ACM international symposium on Design and analysis of intelligent vehicular networks and applications
  • Year:
  • 2011

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Abstract

Recent advances in communication technologies gave rise to the emergence of vehicular ad-hoc networks (VANETs). Due to the limitations of the wireless technologies used in such networks, designing routing protocols for VANETs is becoming a major concern. One way of obtaining new routing protocols is to modify existing MANET ones adapting them to vehicular environments. It is also important to accurately evaluate these new protocols before using them to deploy VANETs and one way to do this is through simulation. In this work, we assess OLSR and DE-OLSR. For this task, we have carried out a set of simulations over 36 different VANET scenarios based on real data of Málaga (Spain) using IEEE 802.11p definition and considering different urban areas sizes, traffic densities, and workloads. The QoS has been measured using four metrics: PDR, NRL, E2ED, and RPL. This comprehensive performance evaluation shows that DE-OLSR is better-suited for VANETs than the standard version, improving its resource consumption and scalability.