Thereafter, {HEAD ~ the redundantly connected node} binds its connections according to primary and backup designations for {TAIL ~ its redundant network access points} 
Thereafter , { HEAD ~ the redundantly connected node } binds its connections according to primary and backup designations for { TAIL ~ its redundant network access points }
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL