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A Managed Self-Organization of Virtual Network Topology Controls in WDM-based Optical Networks

  • Shin'ichi Arakawa EMAIL logo , Yuki Minami , Yuki Koizumi , Takashi Miyamura , Kohei Shiomoto and Masayuki Murata
Published/Copyright: December 1, 2011
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Journal of Optical Communications
From the journal Volume 32 Issue 4

Abstract

In this paper, we propose a framework to construct multiple VNTs in WDM-based optical network and then propose a control scheme, which we call a managed self-organization, to achieve adaptive and efficient VNT controls. Our basic idea is that, we introduce a system manager for managing and controlling the overall performance in multiple VNTs environments. The system manager collects the activities that represent the conditions of VNTs, calculate the overall condition of the network, and loosely controls each VNT through the feedback of the information about the overall condition. Simulation results show that the VNT control with system manager can adapt to the large traffic fluctuation within 47 minutes, while the VNT control without system manager takes more than 200 minutes.


Corresponding author: Shin'ichi Arakawa, Graduate School of Information Science and Technology, 15 Yamadaoka, Suita, Osaka 565-0871, Japan.

Received: 2011-06-17
Accepted: 2011-09-08
Published Online: 2011-December
Published in Print: 2011-December

Copyright 2011 De Gruyter

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