scholarly journals AODVSEC: A Novel Approach to Secure Ad Hoc on-Demand Distance Vector (AODV) Routing Protocol from Insider Attacks in MANETs

2012 ◽  
Vol 4 (4) ◽  
pp. 191-210 ◽  
Author(s):  
Akshai Aggarwal

Due to some misbehaving nodes in Mobile Ad-hoc networks (MANETs), data is lost or false data is delivered. In order to detect and re-configure the path from the source to terminal, Ad-Hoc On- Demand Distance Vector (AODV) routing protocol is used. In existing method the black holes are generated due to the Ad-Hoc On-Demand Distance Vector (AODV) routing protocol. Hence a Delay Tolerant Network (DTN) is proposed to cope up with the black holes. In this paper, it is proposed to operate by forming hybrid network with MANET and DTN as MADT Network is to deliver the correct data with increased bit rate and low delay. The proposed Hybrid MADT network has been verified and the results show that the throughput of the proposed network is increased by 0.7%, the packet transmission rate is enhanced by 7% and the end-to-end delay is reduced by 4%


Mobile ad hoc networks (MANETs) are collection of nodes connected through wireless medium and do not require infrastructure for operation. Network Topology keeps on changing because mobility of nodes are high. Therefore, it is important for MANETs to provide excellent routing and security features. Since MANETs do not require any pre-existing infrastructure, they are extensively used in emergency and rescue and military applications. MANETs thus will form essentially an important part in wireless networks. In this paper, Ad hoc On-Demand Distance Vector (AODV) and Greedy Perimeter Stateless Routing (GPSR) routing protocol performance is compared with respect to Throughput and E2ED and observed that there is an improvement in throughput by 11% in case of GPSR. Simulation is performed using NS3.


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