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<span style="font-size:18px;">关闭rhel5.x 和 rhel 6.x的防火墙 service iptables stop chkconfig iptables off rhel7.1 systemctl stop firewalld systemctl disable firewalld</span>
关闭RHEL的防火墙
原文地址：http://blog.csdn.net/ghostliming/article/details/51462579
