systemctl mask firewalld
systemctl stop firewalld
yum -y install iptables-services
systemctl enable iptables

cd /usr/libexec/iptables
mv iptables.init iptables.init.backup
wget -O iptables.init http://files.directadmin.com/services/all/block_ips/2.1/iptables
chmod 755 iptables.init

systemctl reload iptables

cd /usr/local/directadmin/scripts/custom
wget -O block_ip.sh http://files.directadmin.com/services/all/block_ips/2.1/block_ip.sh
wget -O show_blocked_ips.sh http://files.directadmin.com/services/all/block_ips/2.1/show_blocked_ips.sh
wget -O unblock_ip.sh http://files.directadmin.com/services/all/block_ips/2.1/unblock_ip.sh
chmod 700 block_ip.sh show_blocked_ips.sh unblock_ip.sh

touch /root/blocked_ips.txt
touch /root/exempt_ips.txt

cd /usr/local/directadmin/scripts/custom
wget -O brute_force_notice_ip.sh http://files.directadmin.com/services/all/block_ips/2.1/brute_force_notice_ip.sh
chmod 700 brute_force_notice_ip.sh