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