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8th International Symposium on Parallel Architectures,Algorithms and Networks (ISPAN'05)
Minimum Cost Paths Subject to Minimum Vulnerability for Reliable Communications
Las Vegas, Nevada, USA
December 07-December 09
ISBN: 0-7695-2509-1
Bing Yang, Cisco Systems, Richardson, TX
Mei Yang, UNLV
Jianping Wang, Georgia Southern University, Statesboro, GA
S.Q. Zheng, University of Texas at Dallas, Richardson, TX
In real networks, disjoint paths are needed for providing protection against single link/node failure. When disjoint paths cannot be found, an alternative solution is to find paths with the minimum shared links/nodes. In the literature, there is little work addressing this problem. In this paper, defining vulnerability as the number of times a link/node is shared among different paths, we consider the problems of finding k paths with minimum edge/node vulnerability. We study three problems and propose polynomial algorithms to solve these problems. The work presented in this paper can be directly applied to a number of network applications such as reliable unicast/multicast communications, reliable client-server communications, protection for the dual-homing architecture, etc.
Index Terms:
Networks, graph, algorithm, protection, reliability,survivability, disjoint paths, shortest path, complexity, network flow, minimum cost network flow.
Citation:
Bing Yang, Mei Yang, Jianping Wang, S.Q. Zheng, "Minimum Cost Paths Subject to Minimum Vulnerability for Reliable Communications," ispan, pp.334-339, 8th International Symposium on Parallel Architectures,Algorithms and Networks (ISPAN'05), 2005
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