What is the proper way to execute firewall rules before nat? I am just a beginner but from what i found, natted packets do not enter firewall at all. But what if I want to run a set of rules on ALL traffic entering IN the device through a particular eth port regardless of what happens to it. A good …

firewall vs nat packet flow

jvanhambelgium January 3, 2020, 5:59pm 4

This one not clear ?

Firewall chains

Policy based routing

Routing external host through existing VPN tunnel

just ranting about why for me suddenly the NAT doesn't work anymore