Hi Locky,
with it being a VDSL2 modem the unit only allows DCHP, PPPoE, and VPN protocalls for the WAN port of the router, even though its all in one unit the connection between the Modem and Router is still done via a LAN/WAN ports on Modem and Router chipset
with it being a VDSL2 modem the unit only allows DCHP, PPPoE, and VPN protocalls for the WAN port of the router, even though its all in one unit the connection between the Modem and Router is still done via a LAN/WAN ports on Modem and Router chipset