A network switch configured for switching {HEAD ~ data packets} across multiple ports uses {TAIL ~ an address table} to generated frame forwarding information 
A network switch configured for switching { HEAD ~ data packets } across multiple ports uses { TAIL ~ an address table } to generated frame forwarding information
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH