The same may also hold true for transmission of information among {HEAD ~ nodes} in that in some implementations such transmission may be done over the course of hours, days, or {TAIL ~ even weeks} depending upon bandwidth, power, and other constraints 
The same may also hold true for transmission of information among { HEAD ~ nodes } in that in some implementations such transmission may be done over the course of hours , days , or { TAIL ~ even weeks } depending upon bandwidth , power , and other constraints
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH