The system 16 wherein {HEAD ~ the predetermined information} includes a source IP address, a destination IP address, {TAIL ~ a layer 3 protocol}, a layer 4 source port and a layer 4 destination port of a connection 
includes
The system 16 wherein { HEAD ~ the predetermined information } includes a source IP address , a destination IP address , { TAIL ~ a layer 3 protocol } , a layer 4 source port and a layer 4 destination port of a connection
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH