{HEAD ~ The printer hub} includes a switching hub for receiving {TAIL ~ data} from another network and a repeater hub located in the downstream of the switching hum 
{ HEAD ~ The printer hub } includes a switching hub for receiving { TAIL ~ data } from another network and a repeater hub located in the downstream of the switching hum
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH