Therefore, it is to be appreciated, that in general the variables transmitted from the modem being tested to the receiving modem can be any combination of variables which allow for {HEAD ~ transmission} of test and {TAIL ~ diagnostic information} 
of
Therefore , it is to be appreciated , that in general the variables transmitted from the modem being tested to the receiving modem can be any combination of variables which allow for { HEAD ~ transmission } of test and { TAIL ~ diagnostic information }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL