*
* More precisely, considering that A and C are StarZones, a
* communication from A-CPU-3 to C-CPU-7 goes through:
* 1) StarZone A: A-CPU-3 -> link-up-A-CPU-3 -> A-CPU-0
*
* More precisely, considering that A and C are StarZones, a
* communication from A-CPU-3 to C-CPU-7 goes through:
* 1) StarZone A: A-CPU-3 -> link-up-A-CPU-3 -> A-CPU-0