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