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