# Centos6.x /etc/init.d/iptables stop chkconfig iptables off sed -i \'s/SELINUX=enforcing/SELINUX=disabled/\' /etc/selinux/config grep SELINUX=disabled /etc/selinux/config setenforce 0 # Centos7.x systemctl stop firewalld.service systemctl disable firewalld.service sed -i \'s/SELINUX=enforcing/SELINUX=disabled/\' /etc/selinux/config grep SELINUX=disabled /etc/selinux/config setenforce 0