That's the WiFi, you STILL gotta have a cable or three somewhere.

Whenever those cables get broken in the show they have steam, water or green fire coming out of them. So these must be their liquid cooling hoses.

No matter what companies will tell you, cables is always faster and more efficient than wireless, there's physical reasons foe that. Drones are linked to others and to cubes wirelessly because they need to do stuff and move around. Vessels are linked wirelessly with each other for obvious reasons. But there is likely an elabration center in each vessel and it's going to be cabled to every alcove and every sensor and actuator of the ship