Intelligent Routing and Flow Control In MANETs
Author(s) -
Malika Belkadi,
Mustapha Lalam,
Abdelaziz M’zoughi,
Nouredine Tamani,
Mehammed Daoui,
Rachida Aoudjit
Publication year - 2009
Publication title -
journal of computing and information technology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.169
H-Index - 27
eISSN - 1846-3908
pISSN - 1330-1136
DOI - 10.2498/cit.1001470
Subject(s) - computer science , computer network , wireless routing protocol , routing protocol , dynamic source routing , zone routing protocol , quality of service , network congestion , distributed computing , optimized link state routing protocol , flow control (data) , enhanced interior gateway routing protocol , adaptive quality of service multi hop routing , ad hoc on demand distance vector routing , routing (electronic design automation) , network packet
Improving the performance of the Mobile Ad hoc NETworks (MANETs) is a challenge. MANETs present several constraints such as dynamic topology, wireless link communication and limited resources like bandwidth and energy. Routing without taking into account these constraints degrades performance and aggravates congestion problem. This paper proposes a new solution combining QoS (Quality of Service) routing protocol and flow control mechanism. This QoS routing protocol selects the routes with more resources in an intelligent manner rather than diffusion. It returns the best route offering a higher transmission rate, a less delay and a more stability. This protocol uses a new metric to compute the most stable route. To reinforce the congestion avoidance, we add a flow control mechanism to adjust the sender\u27s transmission rate for each route. The solution is modeled by the ant systems. The results obtained under the Network Simulator (NS2.31) show that our QoS routing protocol improves the network performance compared to QoS-AODV protocol. The addition of flow control mechanism produces significant improvements in network system performance
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