root@bt:/# iptables -t nat --flush
root@bt:/# iptables --zero
root@bt:/# iptables -A FORWARD --in-interface eth0 -j ACCEPT
root@bt:/# iptables -t nat --append POSTROUTING --out-interface eth0 -j MASQUERADE
# Forward to our site
root@bt:/# iptables -t nat -A PREROUTING -p tcp --dport 80 --jump DNAT --to-destination <Proxy’s IP>