Copy/paste from another thread I replied to:
"That is their "Get out of jail card", or that the HUB4 can receive 1.1Gb/s (+10% Contention) from the Coax and you can sometimes see this if you are lucky in the SamKnows (random speeds) Software built into HUB4.
Never going to get out the LAN port to one device or WIFI.
Roll on the HUB4ax (like from the SH2 > SH2ac) 😁