TRUNK TRANSMISSION DEVICE WITH INTRA-DEVICE WARNING SUPPRESSING FUNCTION AND METHOD THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a device and method for controlling a path through which information for warning suppression is transmitted, and preventing a secondary warning from being issued by propagation of the effect of a fault to another master signal package when the fault occurs in a certain master signal package.;SOLUTION: There are provided a plurality of master signal packages 10 and a supervisory and control package 20 connected to each of the plurality of master signal packages 10 via an intra-device bus 40 and when a fault occurs in a certain master signal package, the master signal package generates mask request information for warning suppression and transmits it through the intra-device bus 40 to the supervisory and control package 20 and the supervisory and control package 20 receives the mask request information, decides a master signal package to be masked from master signal path information and transmits through the intra-device bus to the master signal package to be masked mask control information for suppressing a warning notification to the supervisory and control package. When the mask control information is received, at the master signal package to be masked, mask processing of the warning to the supervisory and control package is performed.;COPYRIGHT: (C)2009,JPO&INPIT