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Availability analysis of shared backup path protection subject to SRLG constraints in WDM mesh networks

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4 Author(s)
Heng Zhang ; State Key Laboratory on Integrated Optoelectronics, Tsinghua National Laboratory for Information, Science and Technology, Dept. of Electronic Engineering, Tsinghua University, Beijing, 100084, China ; Xiaoping Zheng ; Yanhe Li ; Hanyi Zhang

A general formula for the probability of SRLG-based sequential dual-failure is derived. Based on this, connection availability of SRLG-based shared path protection is calculated in WDM mesh networks. Comparing with existing method, its accuracy is proved better through simulation.

Published in:

36th European Conference and Exhibition on Optical Communication

Date of Conference:

19-23 Sept. 2010