Running Pi Hole on a bridged/segregated network, how?

[deHakkelaar]

Forgot to add iptables MASQUERADE rules for the actuall routing.
Below example if eth0 is the wan and eth1 the lan interface:

sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
sudo iptables -A FORWARD -i eth1 -j ACCEPT