In the illustrated embodiment, {HEAD ~ each submask} in {TAIL ~ table} 706 has seven bits corresponding, respectively, to the seven ports of exit 634 646 
in
In the illustrated embodiment , { HEAD ~ each submask } in { TAIL ~ table } 706 has seven bits corresponding , respectively , to the seven ports of exit 634 646
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH