FiOS Router

Set Router to Bridge Mode
Login to router administration interface
Select "My Network" on the top bar
Select "Network Connections" > "Advanced"
Select edit icon for "Network (Home/Office)", then click "Settings" on the bottom right
Check the box for bridge mode under the "Bridge" section
If you set up another router and it detects that the ISP modem/router is still active, it will use the 10.0.0.0/16 network rather than the 192.168.0.0/24 network
Configure IP Allocation
Login to router administration interface
Select "Advanced" on the top bar, then select "Yes"
Under "Routing", select "IP Address Distribution"
Select "Connection List" on the bottom
Edit a specific host's IP allocation