wherein said {HEAD ~ at least one data port interface} is configured to receive {TAIL ~ data} which includes a packet having headers, said portion of said data comprises a parsed field derived from said headers 
is configured to receive
wherein said { HEAD ~ at least one data port interface } is configured to receive { TAIL ~ data } which includes a packet having headers , said portion of said data comprises a parsed field derived from said headers
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH