{HEAD ~ The method} 20, wherein {TAIL ~ the data} produced at at least one end terminal are digital, non packetized data 
wherein
{ HEAD ~ The method } 20 , wherein { TAIL ~ the data } produced at at least one end terminal are digital , non packetized data
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH