Actually, these ports are there so that you can supply other devices such as PCs, PS4s, TVs, etc. with internet via LAN cable. According to your understanding, rather outputs. The satellite receives the internet via WLAN signal from the base (router) and then distributes it to the end devices that you connect there via LAN cable. If you have WLAN-capable end devices, you can of course also connect them directly via WLAN via the satellite.