Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network

This research work focuses on contention and Routing and Wavelength Assignment (RWA) problems for wavelength division multiplexing (WDM) network. Contention problem is one of the major problems of high speed optical WDM network. Contention occurs when two or more packets or bursts try to leave the s...

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Main Author:	Hassan, Mohammad Mahadi
Format:	Thesis
Published:	2010
Subjects:	TK5101-6720 Telecommunication Including telegraphy, telephone, radio, radar, television
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id	my-mmu-ep.5403
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spelling	my-mmu-ep.54032014-03-27T02:11:14Z Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network 2010-12 Hassan, Mohammad Mahadi TK5101-6720 Telecommunication. Including telegraphy, telephone, radio, radar, television This research work focuses on contention and Routing and Wavelength Assignment (RWA) problems for wavelength division multiplexing (WDM) network. Contention problem is one of the major problems of high speed optical WDM network. Contention occurs when two or more packets or bursts try to leave the switch at the same time from the same output link using the same wavelength. Several contention resolution algorithms exist at present. These are deflection routing, wavelength conversion, fiber delay line etc. In this thesis, various contention resolution algorithms are examined. Some combinational algorithms like delay-deflection and deflection-delay are also analyzed. In the analysis, it is found that, combinational algorithms outperform the individual algorithms. Routing and Wavelength Assignment (RWA) algorithms have significant impact on the performances of optical network. For this reason, RWA are analyzed without considering the physical impairments. Additionally, a new alternative routing algorithm that performs better than the traditional algorithm is proposed and characterized. Comparing with the traditional algorithms, it is found that, the proposed algorithm performs better than the others. Finally, several physical impairments, especially Four-Wave-Mixing (FWM) which can limit the capacity of WDM network are analyzed. From the performance evaluation results, it is shown that shortest-path-first performs better than the longestpath-first algorithm in the first-fit wavelength selection in the presence of FWM. 2010-12 Thesis http://shdl.mmu.edu.my/5403/ http://vlib.mmu.edu.my/diglib/login/dlusr/login.php masters Multimedia University Faculty of Engineering
institution	Multimedia University
collection	MMU Institutional Repository
topic	TK5101-6720 Telecommunication Including telegraphy, telephone, radio, radar, television
spellingShingle	TK5101-6720 Telecommunication Including telegraphy, telephone, radio, radar, television Hassan, Mohammad Mahadi Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
description	This research work focuses on contention and Routing and Wavelength Assignment (RWA) problems for wavelength division multiplexing (WDM) network. Contention problem is one of the major problems of high speed optical WDM network. Contention occurs when two or more packets or bursts try to leave the switch at the same time from the same output link using the same wavelength. Several contention resolution algorithms exist at present. These are deflection routing, wavelength conversion, fiber delay line etc. In this thesis, various contention resolution algorithms are examined. Some combinational algorithms like delay-deflection and deflection-delay are also analyzed. In the analysis, it is found that, combinational algorithms outperform the individual algorithms. Routing and Wavelength Assignment (RWA) algorithms have significant impact on the performances of optical network. For this reason, RWA are analyzed without considering the physical impairments. Additionally, a new alternative routing algorithm that performs better than the traditional algorithm is proposed and characterized. Comparing with the traditional algorithms, it is found that, the proposed algorithm performs better than the others. Finally, several physical impairments, especially Four-Wave-Mixing (FWM) which can limit the capacity of WDM network are analyzed. From the performance evaluation results, it is shown that shortest-path-first performs better than the longestpath-first algorithm in the first-fit wavelength selection in the presence of FWM.
format	Thesis
qualification_level	Master's degree
author	Hassan, Mohammad Mahadi
author_facet	Hassan, Mohammad Mahadi
author_sort	Hassan, Mohammad Mahadi
title	Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
title_short	Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
title_full	Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
title_fullStr	Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
title_full_unstemmed	Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network
title_sort	performance analysis of contention resolution, routing and wavelength assignment in optical burst switching network
granting_institution	Multimedia University
granting_department	Faculty of Engineering
publishDate	2010
_version_	1747829571399450624

Performance analysis of contention resolution, Routing and Wavelength Assignment in optical burst switching network

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