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