25.14 Backup Configuration - Furuno FMD-3200 Operator's Manual

25.14 Backup Configuration

The FURUNO AMS supports backup configuration. The following configuration is pos-
sible.
Master AMS: 1 set Backup AMS: 4 sets
Alert information is controlled by the Master AMS. The Master AMS distributes alert
information to Backup AMS via the network to share alerts among all AMS.
CAM
Main
If the Master AMS fails, the Backup AMS having the highest priority (set at installation)
among Backup AMS takes over as the Master AMS and distributes alert information
to all Backup AMS.
Master CAM fails
CAM
Main
After the Master AMS is restored to working order and all alert information is updated
and synched, the original Master AMS again becomes the Master AMS.
Return to normal
CAM
Original
Main
CAM
Backup
No.1
CAM
Backup
No.1
Change to master
CAM
Master
Backup No.1
Synchronize alert status information
25. ALERT MANAGEMENT SYSTEM (option)
CAM
Backup
Backup
No.2
Synchronize alert status information
Failure of Master CAM detected
CAM
Backup
Backup
No.2
CAM
Backup
Backup
No.2
CAM
CAM
Backup
No.3
No.4
CAM
CAM
Backup
No.3
No.4
CAM
CAM
Backup
No.3 No.4
25-13