Updating the Routing Position in Adhoc Networks by using Adaptive Position
| Autor: | Poluru, Ravi Kumar, Reddy, T. Sunil Kumar, Nagaraju, D. |
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| Rok vydání: | 2014 |
| Předmět: | |
| Druh dokumentu: | Working Paper |
| Popis: | In geographic routing, nodes to their instantaneous neighbour call for to maintain up-to-date positions for making successful forwarding decisions. The geographic location coordinates of the nodes by the periodic broadcasting of beacon packets is a trendy method used by the majority geographic routing protocols to preserve neighbour positions. We contend and display that periodic beaconing apart from of the node mobility and traffic patterns in the network is not nice-looking from both update cost and routing recital points of view. We recommend the Adaptive Position Update (APU) strategy for geographic routing, which enthusiastically adjusts the occurrence of position updates based on the mobility dynamics of the nodes and the forwarding patterns in the system. APU is based on two easy principles: 1) nodes whose arrangements are harder to guess update their positions more recurrently (and vice versa), and (ii) nodes faster to forwarding paths update their positions more recurrently (and vice versa). Our speculative analysis, which is validated by NS2 simulations of a well-known geographic routing procedure, Greedy Perimeter Stateless Routing Protocol (GPSR),shows that APU can drastically reduce the update cost and pick up the routing performance in terms of packet delivery ratio and regular end-to-end delay in assessment with periodic beaconing and other recently proposed updating schemes. The benefits of APU are additional confirmed by responsibility evaluations in realistic network scenarios, which account for localization error, practical radio propagation, and sparse system. Comment: 7 PAGES, 5 FIGURES |
| Databáze: | arXiv |
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