The slave responds in time slot 7 with {TAIL ~ an acknowledgement} and {HEAD ~ the suggested spectrum} for transmission of data 
The slave responds in time slot 7 with { TAIL ~ an acknowledgement } and { HEAD ~ the suggested spectrum } for transmission of data
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH