firewall confusion - two firewalls for IPv4?

[Justinh]

On the Firewall > General page, there is "Enable Firewall" and "Enable IPv4 inbound firewall rules". What does the latter do? It almost looks like port forwarding, but what do you do with only a source IP + port?

The RT-AX86U Pro manual doesn't mention the 'IPv4 inbound' firewall.

 

[Justinh]

Well, after I created this thread, I see a post I did not see when I did a search before.

IPv4 Firewall/Port-Forwarding - Appear to be the same thing on Asuswrt

I'm (fairly) new to Asuswrt-Merlin and I'm a little confused by the 'Firewall' and 'Port Forwarding' configuration. I'm coming from using a Draytek Vigor router where you have to set up both firewall and port-forwarding in IPv4 to get incoming ssh and smtp connections to work. It would appear...

www.snbforums.com

"The Firewall - General > IPv4 Inbound Firewall Rules blocks all incoming traffic from specific sources."

So this inbound rule overlays port forward rules? I can use the inbound rule to add another layer to block certain sources to connect to a particular port? Is that the gist of it?

Okay, the moderator can delete this now. Thanks, Colin