One line card comprises {TAIL ~ a processor} including a system memory, the system memory storing a plurality of {HEAD ~ configuration tables} 
One line card comprises { TAIL ~ a processor } including a system memory , the system memory storing a plurality of { HEAD ~ configuration tables }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD