said {HEAD ~ sub step} in step for restoring the weight and marking {TAIL ~ the link} having the maximum link cost is performed when at least one of: 
for marking
said { HEAD ~ sub step } in step for restoring the weight and marking { TAIL ~ the link } having the maximum link cost is performed when at least one of :
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH