centos7 Failed to start firewalld.service: Unit is masked.
centos7 启动防火墙失败:Failed to start firewalld.service: Unit is masked. ---- 刚yum安装了iptables
解决:
执行”systemctl start firewalld”启动,出现”Failed to start firewalld.service: Unit is masked.”错误。继续找解决方法,然后输入”systemctl unmask firewalld.service”。
解决CentOS7出现的”Failed to start firewalld.service”问题
然后再启动”systemctl start firewalld”即可解决问题没有报错。
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