{HEAD ~ The switch} receives frame information including {TAIL ~ a source address} and destination address along with a virtual local area network ID, if applicable 
{ HEAD ~ The switch } receives frame information including { TAIL ~ a source address } and destination address along with a virtual local area network ID , if applicable
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH