/928 ; hub /69 ; uplink /69 ; delete node (old status down)
/871 ; hub /731 ; uplink /1975 ; delete node (old status down)
/1446 ; hub /1023 ; uplink /1957 ; restore node
/1565 ; hub /920 ; uplink /929 -> /920 ; restore node
/1975 ; hub /731 ; uplink /731 ; delete node (old status down)