Otherwise, {HEAD ~ the transmission power} of the transmitting modem is increased and the initiate diagnostic link mode message re transmitted to {TAIL ~ the receiving modem} until the CRC is determined to be correct 
Otherwise , { HEAD ~ the transmission power } of the transmitting modem is increased and the initiate diagnostic link mode message re transmitted to { TAIL ~ the receiving modem } until the CRC is determined to be correct
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH