The new access point confirms {HEAD ~ the previous authentication} of the mobile computing unit and allows {TAIL ~ access} without the need to re authenticate the mobile computing unit 
The new access point confirms { HEAD ~ the previous authentication } of the mobile computing unit and allows { TAIL ~ access } without the need to re authenticate the mobile computing unit
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH