In any case, the L2 network access tier devices may determine a security class for groups of {TAIL ~ the individual end user devices} based on {HEAD ~ the collected information} 
In any case , the L2 network access tier devices may determine a security class for groups of { TAIL ~ the individual end user devices } based on { HEAD ~ the collected information }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD