Each line card includes {HEAD ~ a processor} including {TAIL ~ a memory} storing an array of configuration tables 
Each line card includes { HEAD ~ a processor } including { TAIL ~ a memory } storing an array of configuration tables
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH