In other implementations, {HEAD ~ the migrations} and {TAIL ~ transmissions} are accomplished more rapidly, and in some cases may be accomplished as rapidly as possible 
In other implementations , { HEAD ~ the migrations } and { TAIL ~ transmissions } are accomplished more rapidly , and in some cases may be accomplished as rapidly as possible
REL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH