{TAIL ~ The error counts} may then be compared with {HEAD ~ thresholds} and recovery functions can be performed if the thresholds are exceeded 
{ TAIL ~ The error counts } may then be compared with { HEAD ~ thresholds } and recovery functions can be performed if the thresholds are exceeded
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH