Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 19 of 19 for “"OLSR"”.
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OLSR-based network discovery in situational awareness system for tactical MANETs
… level design for connectivity visualization of OLSRbased MANET topology based on local topology databases available in an OLSR node. Two different scenarios are considered: a central (full view) topology from a command and control location, or a nodal (partial) view from an ad-hoc node. A …
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Incentivizing Cooperation in Mobile Ad Hoc Networks: An Experiment, A Coalition Game Theory Model, and OLSR Integration
… model with an existing MANET routing protocol, OLSR, and evaluate it in this distributed environment. We modify and augment the OLSR messaging mechanism to enable the exchange of the coalition information required to keep the model operating. Beside ensuring that the reachability gain is still …
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Disaster scenario optimised link state routing protocol for disaster recovery and rescue operations
… smart phones. However, provision of a temporary OLSR protocol driven MANET for survivors to communicate often affects their device battery energy, since message routing and network flooding are prominent requirements of OLSR protocol. This unpleasant situation makes it difficult to use mobile …
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End-to-end security mechanisms for the optimized link state routing protocol for wireless ad hoc networks
… focus lies on the Optimized Link State Routing (OLSR) protocol, a proactive protocol which relies heavily on broadcast transmissions. This study investigates the use and feasibility of several end-to-end security mechanisms for the OLSR protocol, with specific interest in the overhead and …
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An Extensible Information Dissemination Scheme over the Optimized Link State Routing Protocol for Mobile Ad Hoc Networks
… with the Optimized Link State Routing (OLSR) protocol to address the challenges of service discovery in mobile ad hoc networks. The thesis presents a detailed design of the information dissemination scheme based on the Naval Research Laboratory's (NRL) ProtoLib network protocol …
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A Proactive Routing Protocol for Multi-Channel Wireless Ad-hoc Networks
… (OSPF-MCDS), and Optimized Link State Routing (OLSR) protocol to multiple channel (MC) versions, denoted as DSDV-MC, OSPF-MCDS-MC, and OLSR-MC, respectively. Simulation results for DSDV-MC, OSPF-MCDS-MC, and OLSR-MC are presented and experimental results for OLSR-MC are presented. Simulation …
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Improving the Reliability of Optimised Link State Routing Protocol in Smart Grid’s Neighbour Area Network
… hoc WMN using the Optimised Link State Routing (OLSR) routing protocol was carried out. This highlighted some capacity and reliability issues that routing AMI application traffic may face within a conventional ad hoc WMN in a Smart Grid NAN. Given the fact that conventional routing solutions do …
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Mobility modeling and topology prediction in cognitive mobile networks
… connectivity visualization method for OLSR-based MANET topology in different mobility models. The visualization relies on the local topology databases (neighborhood database and topology database) available in OLSR nodes in the network. Two different views are considered in this method: …
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A Power-Aware Routing Scheme for Ad Hoc Networks
… protocol, and the Optimized Link State Routing (OLSR) protocol, a proactive routing protocol. Simulations have been carried out on large static and mobile networks. Results show improvements in network lifetime in static and certain mobile scenarios. Results also show better distribution of …
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Design and Performance Analysis of an Aeronautical Routing Protocol with Ground Station Updates
… canonical MANET routing protocols such as DSDV, OLSR, AODV, and DSR. The simulation analysis shows that AeroRP outperforms the traditional MANET protocols in various scenarios.
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Denial of Service Attacks in MANETs
… specifically for use in MANETs - AODV and OLSR. We compare the performances of these two protocols during simulations of an IoBT scenario, and also analytical compare how they respond to two specific DoS attacks - black hole and flooding.
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High Probability of Hiding (HPH) and Quality of Autonomy (QoA) Orientated 3D Transformative Intelligent Routing for Airborne Networks
… i.e., optimized link state routing protocol (OLSR). In particular, MBDAs enable OLSR to better achieve HPH, a critical requirement in many applications with adversary nodes nearby which try to eavesdrop the signals. Chapter 3 aims to solve a challenging issue in the ANs: in a three-dimensional …
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Evaluating the effect of quality of service mechanisms in power-constrained wireless mesh networks
… together with Reactive (AODV) and Proactive (OLSR) Routing protocols influence the lifetime of battery-powered nodes when subjected to different transmission power levels and payload sizes. The evaluation was carried out using NS-2 simulation and a fourteen nodes indoor testbed. The overall …
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Performance Evaluation of Routing Protocols and ML-based Enhancements for UAV-Assisted Post-Disaster Communication Networks
… Vector (AODV), Optimized Link State Routing (OLSR), Destination Sequenced Distance Vector (DSDV), and Dynamic Source Routing (DSR) - that are suitable for UAV-assisted communication networks. These protocols are assessed through extensive NS-3 simulation experiments, focusing on key functional …
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Extensions for Multicast in Mobile Ad-hoc Networks (XMMAN): The Reduction of Data Overhead in Wireless Multicast Trees
… nodes used by the Optimized Link State Routing (OLSR) unicast protocol. These nodes are used in unicast routing to reduce network broadcast, but can be used to help create efficient multicast data flows. Additionally, by listening to routing messages meant for other nodes, a host can learn a bit …
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Queuing Model Based Approaches for Extremely High Throughput Wireless Networks with Big Data Transmission
… This routing protocol outperforms the popular OLSR protocol for mesh routing by a significant margin. It exchanges much less control packets to maintain the routes and also has better throughput and lesser packet loss because of multiple paths. With this routing protocol established, we also …
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An overlay network solution for delay-tolerant video streaming over mobile ad-hoc networks
… asume que la red utiliza el protocolo de routing OLSR, que MOMENTUM utiliza para descubrir la topología de la red. Esta información permite a MOMENTUM adaptar su comportamiento entre los modos de streaming en MANET y transporte de vídeo tolerante a retardos. Se ha construido un prototipo de …
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Distributed Monitoring System for Mobile Ad Hoc Networks: Design and Implementation
… works with the Optimized Link State Routing (OLSR) protocol. Through experimental studies with up to 10-node MANETs, we were able to determine the feasibility and workability of our system. The scheme proved to be robust with respect to mobility, rapid changes in the network topology and node …
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Remote Access and Service Discovery for a Vehicular Public Safety Cognitive Radio
The Virginia Tech Center for Wireless Telecommunications' (CWT) Public Safety Cognitive Radio (PSCR) addresses the radio interoperability issues that plague many of the existing public safety radios — disparate frequency bands, incompatible modulation schemes and lack of active channel detection …