-- type ('active','backup') -- 'active' system carries through instructions and control -- 'backup' system serves as a hot backup, still recieving data -- from all PLCs and coordinator(s) while in backup to allow -- instant failover if active goes offline without re-sync SYSTEM_TYPE = 'active' -- scada network listen for PLC's and RTU's SCADA_DEV_LISTEN = 16000 -- failover synchronization SCADA_FO_CHANNEL = 16001 -- listen port for SCADA supervisor access by coordinators SCADA_SV_CHANNEL = 16002 -- expected number of reactors NUM_REACTORS = 4