{HEAD ~ The node controller} receives {TAIL ~ transactions} from a master device, communicates with a master device as another master device or as a slave device, and queues transactions received from a master device 
{ HEAD ~ The node controller } receives { TAIL ~ transactions } from a master device , communicates with a master device as another master device or as a slave device , and queues transactions received from a master device
HEAD 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 OTH OTH OTH OTH OTH OTH