Normal access to accessible data is unaffected and {HEAD ~ remote access} is allowed without changing {TAIL ~ the computer system architecture} 
is allowed without changing
Normal access to accessible data is unaffected and { HEAD ~ remote access } is allowed without changing { TAIL ~ the computer system architecture }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL