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之前是用这2条命令关闭防火墙
- systemctl stop firewalld.service#停止firewall
- systemctl disable firewalld.service#禁止firewall开机启动
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刚刚新安装了一个 CentOS 7 ,运行这个命令提示 :
- [root@ccav ~]# systemctl stop firewalld.service
- Failed to stop firewalld.service: Unit firewalld.service not loaded.
- [root@ccav ~]# systemctl disable firewalld.service
- Failed to execute operation: Access denied
- [root@ccav ~]#
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我想改 SSH 端口,但是好像还是有防火墙存在。 |
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