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Traditional protection schemes guarantees 100% reliability in case of single link failure which demands resources while differentiated reliability provides a granular protection scheme. Moreover, if the signal quality in a path is below acceptable values, a path cannot be used by incoming requests for lightpath establishment. Therefore, the signal quality needs to be checked by the routing and wavelength...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.