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» Approximation Algorithms for Survivable Optical Networks
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BROADNETS
2004
IEEE
13 years 11 months ago
A Scalable Algorithm for Survivable Routing in IP-Over-WDM Networks
In IP-over-WDM networks, a logical IP network has to be routed on top of a physical optical fiber network. An important challenge hereby is to make the routing survivable. We call...
Frederick Ducatelle, Luca Maria Gambardella
INFOCOM
2002
IEEE
14 years 13 days ago
On double-link failure recovery in WDM optical networks
— Network survivability is a crucial requirement in high-speed optical networks. Typical approaches of providing survivability have considered the failure of a single component s...
Hongsik Choi, Suresh Subramaniam, Hyeong-Ah Choi
IPCO
1993
138views Optimization» more  IPCO 1993»
13 years 8 months ago
An efficient approximation algorithm for the survivable network design problem
The survivable network design problem (SNDP) is to construct a minimum-cost subgraph satisfying certain given edge-connectivity requirements. The first polynomial-time approximati...
Harold N. Gabow, Michel X. Goemans, David P. Willi...
COMCOM
2004
108views more  COMCOM 2004»
13 years 7 months ago
Dynamic establishment of differentiated survivable lightpaths in WDM mesh networks
In the emerging next-generation transport networks, called intelligent optical transport networks, DWDM-based optical components like add-drop multiplexers and optical cross conne...
Chava Vijaya Saradhi, C. Siva Ram Murthy