FIG 7 is {HEAD ~ a diagram} of one embodiment of {TAIL ~ a power} aware and wirelessly protected passive optical network 
FIG 7 is { HEAD ~ a diagram } of one embodiment of { TAIL ~ a power } aware and wirelessly protected passive optical network
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH