In one example, {TAIL ~ a policy broker engine} is provided in communication with a service registry and with policy servers through {HEAD ~ policy adapters} 
In one example , { TAIL ~ a policy broker engine } is provided in communication with a service registry and with policy servers through { HEAD ~ policy adapters }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD