Mobile Ad Hoc Networks (MANET), due to their lack of physical infrastructures or centralized online authorities, pose a number of security challenges to a protocol designer. In particular, several typical application scenarios demand the design of protocols that cannot base their security on the exi
Topology and mobility considerations in mobile ad hoc networks
β Scribed by Brent Ishibashi; Raouf Boutaba
- Publisher
- Elsevier Science
- Year
- 2005
- Tongue
- English
- Weight
- 367 KB
- Volume
- 3
- Category
- Article
- ISSN
- 1570-8705
No coin nor oath required. For personal study only.
β¦ Synopsis
A highly dynamic topology is a distinguishing feature and challenge of a mobile ad hoc network. Links between nodes are created and broken, as the nodes move within the network. This node mobility affects not only the source and/or destination, as in a conventional wireless network, but also intermediate nodes, due to the networkΓs multihop nature. The resulting routes can be extremely volatile, making successful ad hoc routing dependent on efficiently reacting to these topology changes.
In order to better understand this environment, a number of characteristics have been studied concerning the links and routes that make up an ad hoc network. Several network parameters are examined, including number of nodes, network dimensions, and radio transmission range, as well as mobility parameters for maximum speed and wait times. In addition to suggesting guidelines for the evaluation of ad hoc networks, the results reveal several properties that should be considered in the design and optimization of MANET protocols.
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