A management center 30 is connected to the secure network 18 and receives {HEAD ~ status information} from {TAIL ~ each ATM} 12 via the network 18 
from
A management center 30 is connected to the secure network 18 and receives { HEAD ~ status information } from { TAIL ~ each ATM } 12 via the network 18
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH