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Energy Efficient Information Retrieval for Content Centric Networks in Disaster Environment

Yusaku HAYAMIZU, Tomohiko YAGYU, Miki YAMAMOTO

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Summary :

Communication infrastructures under the influence of the disaster strike, e.g., earthquake, will be partitioned due to the significant damage of network components such as base stations. The communication model of the Internet bases on a location-oriented ID, i.e., IP address, and depends on the DNS (Domain Name System) for name resolution. Therefore such damage remarkably deprives the reachability to the information. To achieve robustness of information retrieval in disaster situation, we try to apply CCN/NDN (Content-Centric Networking/Named-Data Networking) to information networks fragmented by the disaster strike. However, existing retransmission control in CCN is not suitable for the fragmented networks with intermittent links due to the timer-based end-to-end behavior. Also, the intermittent links cause a problem for cache behavior. In order to resolve these technical issues, we propose a new packet forwarding scheme with the dynamic routing protocol which resolves retransmission control problem and cache control scheme suitable for the fragmented networks. Our simulation results reveal that the proposed caching scheme can stably store popular contents into cache storages of routers and improve cache hit ratio. And they also reveal that our proposed packet forwarding method significantly improves traffic load, energy consumption and content retrieval delay in fragmented networks.

Publication
IEICE TRANSACTIONS on Communications Vol.E99-B No.12 pp.2509-2519
Publication Date
2016/12/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.2016CNP0003
Type of Manuscript
Special Section PAPER (Special Section on Information Centric Networking: Paradigms, Technologies, and Applications)
Category

Authors

Yusaku HAYAMIZU
  Kansai University
Tomohiko YAGYU
  NEC Corporation
Miki YAMAMOTO
  Kansai University

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