computing a Hash of {HEAD ~ configuration data} in {TAIL ~ said ANE data} on a boot up request 
computing a Hash of { HEAD ~ configuration data } in { TAIL ~ said ANE data } on a boot up request
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH