A log in server receives a query to connect through the computer network to the subscriber server, and {HEAD ~ the log} in server receives {TAIL ~ registrant identification data} 
receives
A log in server receives a query to connect through the computer network to the subscriber server , and { HEAD ~ the log } in server receives { TAIL ~ registrant identification data }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL