TOOLS.PERVII.COM

FreeBSD firewall.conf
Deny - If you want to prevent users from China to visit your server.
Allow - If you want to allow users in Europe to visit your server.
Required settings you specify in the file firewall.conf
Possible ways:
/etc/rc.conf
firewall_enable="Yes"
firewall_type="/etc/firewall.conf"

/etc/rc.d/ipfw start

Problems:
ipfw -flush
ipfw show
65535 0 0 deny ip from any to any
The solution:
/boot/loader.conf
net.inet.ip.fw.default_to_accept=1
Allow, Deny by country for FreeBSD firewall.conf (Update: 19 Mar. 2024)
Country: