I can’t ping the service router at 192.168.10.1 from any host on the .13.0/24 network.
root@colibri-imx6:~# ip route
default via 192.168.10.1 dev eth0
192.168.10.0/24 dev eth0 proto kernel scope link src 192.168.10.109
192.168.10.1 dev eth0 scope link
192.168.11.0/24 dev usb0 proto kernel scope link src 192.168.11.1
192.168.13.0/24 dev wlan0 proto kernel scope link src 192.168.13.1
root@colibri-imx6:~# ip rule add nat 192.168.13.1 from 192.168.10.1
RTNETLINK answers: Operation not supported
Dump terminated
root@colibri-imx6:~# ip route add nat 192.168.13.1 via 192.168.10.1
RTNETLINK answers: Invalid argument
root@colibri-imx6:~#