Table Operations Commands

Command line tables manipulation:

Add a table entry

$ sudo pfctl -t clients -T add 192.168.1/16

Delete a table entry

$ sudo pfctl -t clients -T delete

Show table contents (and redirect to file)

$ sudo pfctl -t clients -T show >/etc/clients

Replace table contents from a file

$ sudo pfctl -t clients -T replace -f /etc/clients

Commonly used commands - likely scripting candidates

Tip: look into cron(8) jobs

Worth noting: several apps including dhcpd and bgpd can interact with your PF rules via tables