Props to this site for the helpful info.
1. Configure your first static IP Address and Gateway information as normal inside of /etc/network/interfaces. If you have multiple static IP’s in the same subnet using the same gateway you should be fine to add them as sub-interfaces with no problems.
auto eth0 iface eth0 inet static address 22.214.171.124 netmask 255.255.255.0 network 126.96.36.199 broadcast 188.8.131.52 dns-nameservers 184.108.40.206 220.127.116.11 dns-search yourdomain.com Continue reading "Linux – Policy-Based Routing Enables the Use of Multiple IP Default Gateways"