Paper Abstract and Keywords |
Presentation |
2013-08-09 09:25
Path Bandwidth Allocation Algorithm for Realizing Fast Re-optimization in Optical Layer-2 Switch Network Masahiro Nakagawa, Kyota Hattori, Naoki Kimishima, Masaru Katayama, Akira Misawa (NTT) PN2013-16 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
We are developing an optical layer-2 switch network which utilize both WDM and TDM technologies and centralized control scheme in order to provide future metro networks cost-effectively. In this network, each TDM path is dynamically controlled in response to changes in network condition such as traffic fluctuation, which makes it likely that network resources can be shared by many paths efficiently. In this paper, path control method that realizes dynamic re-optimization in our network is presented. For achieving fast re-optimization, bandwidth allocation calculation will produce a bottleneck in large-scale networks that has more than several hundreds of nodes. Thus, we propose a novel dynamic bandwidth allocation algorithm employing hierarchical calculation focusing only on the periodic information of network condition difference in order to achieve much lower calculation time. In addition, we verify the effectiveness of our proposed method through numerical experiments. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
WDM/TDM Ring Network / Centralized Control Scheme / Dynamic Time-Slot Allocation / Hierarchical Calculation / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 113, no. 175, PN2013-16, pp. 47-52, Aug. 2013. |
Paper # |
PN2013-16 |
Date of Issue |
2013-08-01 (PN) |
ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
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PN2013-16 |
Conference Information |
Committee |
PN |
Conference Date |
2013-08-08 - 2013-08-09 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Hokkaido University |
Topics (in Japanese) |
(See Japanese page) |
Topics (in English) |
Photonic network technologies |
Paper Information |
Registration To |
PN |
Conference Code |
2013-08-PN |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
Path Bandwidth Allocation Algorithm for Realizing Fast Re-optimization in Optical Layer-2 Switch Network |
Sub Title (in English) |
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Keyword(1) |
WDM/TDM Ring Network |
Keyword(2) |
Centralized Control Scheme |
Keyword(3) |
Dynamic Time-Slot Allocation |
Keyword(4) |
Hierarchical Calculation |
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1st Author's Name |
Masahiro Nakagawa |
1st Author's Affiliation |
NTT (NTT) |
2nd Author's Name |
Kyota Hattori |
2nd Author's Affiliation |
NTT (NTT) |
3rd Author's Name |
Naoki Kimishima |
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NTT (NTT) |
4th Author's Name |
Masaru Katayama |
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NTT (NTT) |
5th Author's Name |
Akira Misawa |
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NTT (NTT) |
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Speaker |
Author-1 |
Date Time |
2013-08-09 09:25:00 |
Presentation Time |
25 minutes |
Registration for |
PN |
Paper # |
PN2013-16 |
Volume (vol) |
vol.113 |
Number (no) |
no.175 |
Page |
pp.47-52 |
#Pages |
6 |
Date of Issue |
2013-08-01 (PN) |
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