A network switch is disclosed having at least one data port interface for receiving data and at least one link interface configured to transmit {HEAD ~ the data} between the network switch and {TAIL ~ other network switches} 
A network switch is disclosed having at least one data port interface for receiving data and at least one link interface configured to transmit { HEAD ~ the data } between the network switch and { TAIL ~ other network switches }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL