Presentation 2012-06-22
Backup Topology Design for IP Fast Rerouting considering Double-Link Failures
Shohei KAMAMURA, Daisaku SHIMAZAKI, Atsushi HIRAMATSU, Hidenori NAKAZATO,
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Abstract(in English) This paper proposes backup topologies design algorithm for IP fast rerouting considering double-link failures. In the IP fast rerouting framework, each router has the set of backup topologies, and then it performs the local repairing using proper backup topology, which avoids failed point. Recovering from the concurrent double failures is realized by preparing the set of backup topologies, which protects arbitrary double links. However, this strategy increases the number of required backup topologies, and then it consumes the memory resources on an IP router. This paper focuses on the fact that backup routes can be provided by combining the routes of backup topologies. Then we propose a novel algorithm for reducing the number of backup topologies by considering the similarity between the original topology and backup topologies.
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Keyword(in English) IP fast rerouting / Double-link failures / backup topologies / similarity
Paper # NS2012-36
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Committee NS
Conference Date 2012/6/14(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Backup Topology Design for IP Fast Rerouting considering Double-Link Failures
Sub Title (in English)
Keyword(1) IP fast rerouting
Keyword(2) Double-link failures
Keyword(3) backup topologies
Keyword(4) similarity
1st Author's Name Shohei KAMAMURA
1st Author's Affiliation Graduate School of Global Information and Telecommunications Studies, WASEDA University:NTT Network Service System Laboratories, NTT Corporation()
2nd Author's Name Daisaku SHIMAZAKI
2nd Author's Affiliation NTT Network Service System Laboratories, NTT Corporation
3rd Author's Name Atsushi HIRAMATSU
3rd Author's Affiliation NTT Network Service System Laboratories, NTT Corporation
4th Author's Name Hidenori NAKAZATO
4th Author's Affiliation Graduate School of Global Information and Telecommunications Studies, WASEDA University
Date 2012-06-22
Paper # NS2012-36
Volume (vol) vol.112
Number (no) 85
Page pp.pp.-
#Pages 6
Date of Issue