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Mobile adhoc networks are composed of anticipating nodes which forward data to each other. They are organised in temporary topology. In such a network Quality of service is of prime importance. Delay is essential metric of QoS. E2E delay depends on many important variables such as path length, hop count, mobility of nodes, intervention from other neighbors, bandwidth and past values of delay etc....
In mobile ad hoc network (MANET), energy consumption is one among the foremost vital restrictions that deteriorate the performance of the whole network. Multi-path routing is better than the single path routing in ad hoc networks, because multi path routing allows the establishment of multiple path between a single source and single destination node. This paper presents a new approach of energy efficient...
Mobile Ad Hoc Networks (MANETs) offer a dynamic environment where data exchange and routing between nodes occur without the help of any centralized server or human intervention, providing that nodes cooperate with each other. In such environment, the presence of malevolent nodes may result in wormhole attacks. In this paper, a secured AODV-based routing scheme (referred to as Timed and Secured Monitoring...
Wireless communication system is gaining to much attention for reliable communication. One of modern communication system is Mobile Ad-Hoc Networks (MANET) and it has several routing protocols for communication. The AODV is the one of efficient protocol for the MANET. In this paper we are proposing a novel technique for modeling for AODV routing protocol. The proposed technique is based on the Markov...
In Emergency MANETs (eMANETs), the broadcasting nature of the wireless medium, the lack of pre-established trust relationship among nodes, and the frequent topology changes, cause some serious security challenges, making the network vulnerable to malicious attacks such as wormhole attacks. This paper investigates a recently proposed Advanced Encryption Standard (AES)-based routing algorithm (so-called...
Due to recent advances in mobile wireless communication and computing technologies, Mobile Ad hoc Networks (MANETs) have become the network of choice for use in various applications. But this advantage comes with serious security concerns, in particular from a wireless transmission medium perspective where such networks may be subject to data tampering and dropping attacks. This paper enhances a recently...
An ad hoc network is a wireless network constructed on a 'need-to-communicate' basis where the wireless nodes also have to support network infrastructure functions like routing. Since the nodes are likely to be power constrained, they will be reluctant to cooperate and use their limited power resources for forwarding packets for others. We propose an on-demand routing protocol that enforces cooperation...
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