The method includes accessing {TAIL ~ an accessor location register}, containing uniform resource names cross referenced to uniform resource locators , to determine whether a URL corresponding to a URN for {HEAD ~ the communication unit} is available 
The method includes accessing { TAIL ~ an accessor location register } , containing uniform resource names cross referenced to uniform resource locators , to determine whether a URL corresponding to a URN for { HEAD ~ the communication unit } is available
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH