Title :
Availability analysis of shared backup path protection subject to SRLG constraints in WDM mesh networks
Author :
Zhang, Heng ; Zheng, Xiaoping ; Li, Yanhe ; Zhang, Hanyi
Author_Institution :
Dept. of Electron. Eng., Tsinghua Univ., Beijing, China
Abstract :
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.
Keywords :
optical fibre networks; optical links; probability; wavelength division multiplexing; SRLG constraint; SRLG-based sequential dual-failure; WDM mesh network; availability analysis; connection availability; probability; shared backup path protection; shared risk link group; Analytical models; Availability; Biological system modeling; Equations; Maintenance engineering; Markov processes; Mathematical model;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621516
