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A mobile ad hoc network consists of wireless hosts that may move often. Movement of hosts results in a change in routes, requiring some mechanism for determining new routes. Several routing protocols have already been proposed for ad hoc networks. This paper proposes a new routing protocol, named least overhead routing protocol (LORP) for mobile ad hoc networks. This paper suggests an approach to...
Security schemes based on threshold cryptography approaches proposed for Mobile Ad-Hoc Networks (MANETs) normally offer localized security services. Thus, their operation relies solely on the collaboration of at least the threshold number of directly connected shareholders to the service requestor. Due to the unpredictable and dynamic connectivity in MANETs, the availability of a sufficient number...
Detection of other vehicles in the vicinity of a moving vehicle is of primary importance to help the driver safely negotiate acceleration, deceleration and parking. In these situations the vehicle must acquire its positional knowledge with respect to others and be able to identify a possible collision. This paper introduces an active alarming system for predicting a collision between two or more vehicles...
Protecting the network layer is an important problem in an ad hoc network. Several base network later protocols were built under the assumption that nodes forming an ad hoc network do not have enough power or processing capabilities to launch a powerful malicious attack. Thus they do not offer any immunity. AODV-S offers enhancement to the AODV protocol by incorporating protection against several...
Next-generation wireless mobile communications will be driven by converged networks that integrate disparate technologies and services. The wireless mesh network is envisaged to be one of the key components in the converged networks of the future, providing flexible high- bandwidth wireless backhaul over large geographical areas. While single radio mesh nodes operating on a single channel suffer from...
For an important class of ad hoc wireless networks, conserving power is a major concern. All nodes in an ad hoc network participate in routing and forwarding of packets. Many ad hoc networks support applications which require network connections with guaranteed quality of service (QoS). In this paper a simple routing scheme is presented for controlling the network topology so that QoS routes are provide...
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