While working with APF on servers, you might normally get to see the following error, # apf -r apf(2042): {glob} flushing & zeroing chain policies apf(2042): {glob} firewall offline apf(3179): {glob} activating firewall apf(3284): {glob} unable to load iptables module (ip_tables), aborting. apf(3179): {glob} firewall initalized apf(3179): {glob} fast load snapshot saved Your kernel is [...]