The internal decision making engine generates a forwarding port vector and outputs {TAIL ~ the result} for {HEAD ~ data forwarding purposes} 
The internal decision making engine generates a forwarding port vector and outputs { TAIL ~ the result } for { HEAD ~ data forwarding purposes }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD