More generally, {HEAD ~ the user} has {TAIL ~ the ability} to store predefined call handling criteria, which may be executed by the broadband residential gateway and the call manager 
has
More generally , { HEAD ~ the user } has { TAIL ~ the ability } to store predefined call handling criteria , which may be executed by the broadband residential gateway and the call manager
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH