How to Remove APF firewall

First stop the apf

/etc/init.d/apf stop

Then, flush ip tables and remove all existing apf files even in cron job

iptables -F
rm -rf /etc/apf
rm -rf /usr/local/sbin/apf
rm -rf /etc/rc.d/init.d/apf
rm -rf /var/log/apf_log
rm -rf /var/log/apfados_log


/sbin/chkconfig --level 345 apf off

Now remove this cron job

vi /etc/cron.daily/fw

Find and Remove this line:
/etc/rc.d/init.d/apf restart >> /dev/null 2>&1