Analytical evaluation of unfairness problem in wireless LANs

The number of users using wireless Local Area Network is increasing exponentially and their behavior is changing day after day. Nowadays, users of wireless LAN are using huge amount of bandwidth because of the explosive growth of some services and applications such as video sharing. This situation...

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Main Authors: Mohamedou, Ahmed, Othman, Mohamed
Format: Article
Language:English
English
Published: 2010
Subjects:
Online Access:http://psasir.upm.edu.my/id/eprint/13102/
http://psasir.upm.edu.my/id/eprint/13102/1/Analytical%20evaluation%20of%20unfairness%20problem%20in%20wireless%20LANs.pdf
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author Mohamedou, Ahmed
Othman, Mohamed
author_facet Mohamedou, Ahmed
Othman, Mohamed
author_sort Mohamedou, Ahmed
building UPM Institutional Repository
collection Online Access
description The number of users using wireless Local Area Network is increasing exponentially and their behavior is changing day after day. Nowadays, users of wireless LAN are using huge amount of bandwidth because of the explosive growth of some services and applications such as video sharing. This situation imposes massive pressure on the wireless LAN performance especially in term of fairness among wireless stations. The limited resources are not distributed fairly in saturated conditions. The most important resource is the access point buffer space. This importance is a result of access point being the bottleneck between two different types of networks. These two types are wired network with relatively huge bandwidth and wireless network with much smaller bandwidth. Also the unfairness problem is keep getting worse because of the greedy nature Transmission Control Protocol (TCP). In this paper, we conduct a comprehensive study on wireless LAN dynamics and proposed a new mathematical model that describes the performance and effects of its behavior. We validate the proposed model by using the simulation technique. The proposed model was able to produce very good approximation in most of the cases. It also gave us a great insight into the effective variables in the wireless LAN behavior and what are the dimensions of the unfairness problem.
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spelling upm-131022015-10-20T23:30:34Z http://psasir.upm.edu.my/id/eprint/13102/ Analytical evaluation of unfairness problem in wireless LANs Mohamedou, Ahmed Othman, Mohamed The number of users using wireless Local Area Network is increasing exponentially and their behavior is changing day after day. Nowadays, users of wireless LAN are using huge amount of bandwidth because of the explosive growth of some services and applications such as video sharing. This situation imposes massive pressure on the wireless LAN performance especially in term of fairness among wireless stations. The limited resources are not distributed fairly in saturated conditions. The most important resource is the access point buffer space. This importance is a result of access point being the bottleneck between two different types of networks. These two types are wired network with relatively huge bandwidth and wireless network with much smaller bandwidth. Also the unfairness problem is keep getting worse because of the greedy nature Transmission Control Protocol (TCP). In this paper, we conduct a comprehensive study on wireless LAN dynamics and proposed a new mathematical model that describes the performance and effects of its behavior. We validate the proposed model by using the simulation technique. The proposed model was able to produce very good approximation in most of the cases. It also gave us a great insight into the effective variables in the wireless LAN behavior and what are the dimensions of the unfairness problem. 2010-02 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/13102/1/Analytical%20evaluation%20of%20unfairness%20problem%20in%20wireless%20LANs.pdf Mohamedou, Ahmed and Othman, Mohamed (2010) Analytical evaluation of unfairness problem in wireless LANs. Journal of Telecommunications, 1 (1). pp. 105-112. ISSN 2042-8839 Computer networks. Wireless LANs. English
spellingShingle Computer networks.
Wireless LANs.
Mohamedou, Ahmed
Othman, Mohamed
Analytical evaluation of unfairness problem in wireless LANs
title Analytical evaluation of unfairness problem in wireless LANs
title_full Analytical evaluation of unfairness problem in wireless LANs
title_fullStr Analytical evaluation of unfairness problem in wireless LANs
title_full_unstemmed Analytical evaluation of unfairness problem in wireless LANs
title_short Analytical evaluation of unfairness problem in wireless LANs
title_sort analytical evaluation of unfairness problem in wireless lans
topic Computer networks.
Wireless LANs.
url http://psasir.upm.edu.my/id/eprint/13102/
http://psasir.upm.edu.my/id/eprint/13102/1/Analytical%20evaluation%20of%20unfairness%20problem%20in%20wireless%20LANs.pdf