How to Install APF Firewall In Linux Servers

APF(Advanced Policy Firewall) is a policy based Iptables firewall system designed for ease of use and configuration. The configuration of APF is quite simple and easy. Below are the steps to install APF firewall: 1. Change to tmp folder to download apf. cd /tmp 2. Download the apf tar file using wget. wget http://www.rfxnetworks.com/downloads/apf-current.tar.gz 3.…

Disable SeLinux in Linux

Selinux is an acronym for Security-enhanced Linux. SELinux is a Linux feature that provides the mechanism for supporting access control security policies in the Linux kernel. It is a set of kernel modifications and user-space tools. To disable SELinux temporarily run the following command on shell. $ sudo echo 0 > /selinux/enforce or you can…

How To Remove APF Firewall

APF is highly powered firewall which helps you in defining Iptable rules on your server. If you are sure to remove the APF from your system, below are the steps: Remove APF # /etc/init.d/apf stop # chkconfig apf off # rm -rf /etc/apf # rm -f /etc/rc.d/init.d/apf # rm -f /etc/logrotate.d/apf # rm -f /etc/cron.daily/apf…