I've made some progress... I enabled a prerouting mangle rule to passthrough and log the packet. I see the packet in the log now as follows: prerouting mangle: prerouting: in:ether1 out:(unknown 0), src-mac <mac> proto ICMP (type 8, code 0), 10.1.0.245->8.8.8.8, len 84 however, I also setup input, f...