These variables include {HEAD ~ the number} of {TAIL ~ tables}, the size of the tables, the source index, i.e., port, MAC address, IP address, etc 
of
These variables include { HEAD ~ the number } of { TAIL ~ tables } , the size of the tables , the source index , i.e. , port , MAC address , IP address , etc
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 OTH OTH OTH OTH OTH OTH