解决 RHEL 7/ CentOS 7/Fedora 出现Unit iptables.service failed to load,rhelcentos


  防火墙配置后执行service iptables save 出现"Failed to restart iptables.service: Unit iptables.service failed to load: No such file or directory."错误,在CentOS 7或RHEL 7或Fedora中防火墙由firewalld来管理,当然你可以还原传统的管理方式。或则使用新的命令进行管理。

  假如采用传统请执行一下命令:

    systemctl stop firewalld

    systemctl mask firewalld

  并且安装iptables-services:

    yum install iptables-services

  设置开机启动:

    systemctl enable iptables

    systemctl [stop|start|restart|reload] iptables(分开执行)

  保存设置:

    service iptables save 或者 /usr/libexec/iptables/iptables.init save
    

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