@Arcamm It works for me only if the Source IP is set to Any. My test is turn on SSH and port forward to 192.168.0.1:22. If I set it to limit IP addresses to x.x.x.x/32, it then stops working...

I enabled SNMP. For testing, I set trusted host to be 0.0.0.0. When I use snmpwalk, I can get response when I access the LAN port, but not through the WAN port. I tried opening port 161 in the...