When the data migration from the first storage to the second storage is completed, the network device notifies the other network devices in the network that {HEAD ~ traffic} that is received by {TAIL ~ the other network devices} is no longer to be routed to the network device 
When the data migration from the first storage to the second storage is completed , the network device notifies the other network devices in the network that { HEAD ~ traffic } that is received by { TAIL ~ the other network devices } is no longer to be routed to the network device
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH