Sorry, this is going to be long.
I have an ASUS RT-AC88u connected to a FTTP 100/20 connection via an NBN NTD.
A month ago the connection became unstable and eventually disconnected. After going through several checks I found that doing a factory reset on the router and then restoring my...
Topology:
I have FTTP with WAN port on the Gateway connected to the box on the side of the house. The AC87 has LAN 3 attached to the LAN 3 port on the Gateway.
Background:
I initially had the network setup according to the instructions here...