The changes for the gateway and the firewall are done, but it still looks the same
root@deludap01:~# sysctl net.ipv4 | grep forward
net.ipv4.conf.all.forwarding = 1
net.ipv4.conf.all.mc_forwarding = 0
net.ipv4.conf.br-br0.forwarding = 1
net.ipv4.conf.br-br0.mc_forwarding = 0
net.ipv4.conf.default.forwarding = 1
net.ipv4.conf.default.mc_forwarding = 0
net.ipv4.conf.eth0.forwarding = 1
net.ipv4.conf.eth0.mc_forwarding = 0
net.ipv4.conf.lo.forwarding = 1
net.ipv4.conf.lo.mc_forwarding = 0
net.ipv4.conf.wlan0.forwarding = 1
net.ipv4.conf.wlan0.mc_forwarding = 0
net.ipv4.conf.wlan1.forwarding = 1
net.ipv4.conf.wlan1.mc_forwarding = 0
net.ipv4.ip_forward = 1
net.ipv4.ip_forward_use_pmtu = 0