Skip to content

Tag Archives: firewall

firewall migration

$ ifconfig | grep ^eth | wc -l
19
$
I’m having fun

On ftp, nat and firewall rules

(… a recipe for severe braindamage.)
Note to self:
OpenBSD’s pf.conf(5)

When parsing firewall rules, the last matchng rules wins.
When parsing nat rules, the first matching rule wins.