Search Results - "Todimala, A."

A scalable approach for survivable virtual topology routing in optical WDM networks by Todimala, A., Ramamurthy, B.

“…The survivable virtual topology routing problem is to route a virtual topology graph on a optical fiber physical topology such that the virtual topology…”
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A Two-phase Approach for Dynamic Lightpath Scheduling in WDM Optical Networks by Lu Shen, Xi Yang, Todimala, A., Ramamurthy, B.

“…Lightpath scheduling is an important capability in next-generation wavelength-division multiplexing (WDM) optical networks to reserve resources in advance for…”
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IMSH: an iterative heuristic for SRLG diverse routing in WDM mesh networks by Todimala, A., Ramamurthy, B.

“…Survivable routing of a connection involves computation of a pair of diverse routes such that at most one route fails when failures occur in the network…”
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Least-cost disjoint paths with dependent cost structure in wavelength continuous optical WDM networks by Todimala, A., Ramamurthy, B.

“…One of the important issues in establishing a fault tolerant connection in a wavelength division multiplexing optical network is computing a pair of disjoint…”
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Survivable virtual topology routing under shared risk link groups in WDM networks by Todimala, A., Ramamurthy, B.

“…Network survivability is one of the most important issues in the design of optical WDM networks. In this work we study the problem of survivable routing of a…”
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Approximation Algorithms for Survivable Multicommodity Flow Problems with Applications to Network Design by Todimala, A., Ramamurthy, B.

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Dynamic Lightpath Scheduling in Next-Generation WDM Optical Networks by Lu Shen, Todimala, A., Ramamurthy, B., Xi Yang

“…Lightpath scheduling is an important capability in next-generation wavelength-division multiplexing (WDM) optical networks to reserve resources in advance for…”
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Algorithms for Intermediate Waveband Switching in Optical WDM Mesh Networks by Todimala, A., Ramamurthy, B.

“…Waveband switching is a technique that allows multiple wavelengths to be switched together as a single unit. Waveband switching technique has been proven to…”
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Cross-layer reconfiguration for surviving multiple-link failures in backbone networks by Todimala, A., Ramakrishnan, K.K., Sinha, R.K.

“…Fast-reroute adequately addresses single-link failures, but is less effective for multiple failures frequently occurring in backbone networks. We study a…”
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A heuristic with bounded guarantee to compute diverse paths under shared protection in WDM mesh networks by Todimala, A., Ramamurthy, B.

“…Establishing a fault-tolerant connection in a network involves computation of diverse working and protection paths. The shared risk link group (SRLG) (J…”
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An efficient scheduling scheme for on-demand lightpath reservations in reconfigurable WDM optical networks by Xi Yang, Lu Shen, Todimala, A., Ramamurthy, B., Lehman, T.

“…We propose an efficient scheduling scheme that optimizes advance-reserved lightpath services in reconfigurable WDM networks. A re-optimization approach is…”
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On computing disjoint paths with dependent cost structure in optical networks by Todimala, A., Byrav Ramamurthy, Vinodchandran, N.V.

“…Providing fault tolerance against network failures in an optical WDM network is of prime importance. In this work we study the problem of computing optimal…”
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