Yasuichi Kitamura

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SUMMARY We explain how network failures were caused by a natural disaster, describe the restoration steps that were taken, and present lessons learned from the recovery. At 21:26 on December 26th (UTC+9), 2006, there was a serious undersea earthquake off the coast of Taiwan, which measured 7.1 on the Richter scale. This earthquake caused significant damage(More)
The Language Grid is a middleware with which people can connect and use language resources such as machine translations, morphological analyzers and others created in the fields of intercultural collaboration. The Language Grid cannot exist without the collaboration of Language Grid Users who provide language and computation resources, language services,(More)
—Future Internet is a clean-slate research activity in quest of new networking technologies to overcome the limits of the current Internet. In its experimental research, virtualization and federation are emerging as essential features, especially in the construction and operation of the testbeds. Moreover, they are believed to sustain as the fundamental(More)
Advanced technologies were introduced for the first time at the 19th World Congress of the Inter-national Association of Surgeons, Gastroenterologists and-Oncologists (IASGO) in Beijing, China. Live surgery and multi-station teleconferencing were performed using the super high-speed inter-net to transmit and preserve the high quality life- like images of(More)
Currently, most research and educational backbone networks consist of 10G-bps network and some hosts connect to this backbone with 10-Gbps. When the hosts try to transfer data with high speed, network often experiences congestion at the backbone due to a confliction with commodity traffic. In such situations, queue size at the bottleneck point has an impact(More)
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