Reply To: Failover on LAN with DHCP and NAT › Forums › Network Management › Networking › Failover on LAN with DHCP and NAT › Reply To: Failover on LAN with DHCP and NAT January 16, 2012 at 8:32 pm #52119 AlderonParticipant The best way to back-up ethernet connection to ISP router is creating bridge from ETH1, ETH3 and enabling NAT on it. Don`t forget enable STP on bridge interface to avoid switching loops. STP will provide failover.
