Linux 防火墙和SELinux的开启和关闭
2018/10
16
15:10
版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.csdn.net/SaberJYang/article/details/69665927
防火墙(firewalld)
- 临时关闭防火墙
systemctl stop firewalld
- 永久防火墙开机自关闭
systemctl disable firewalld
- 临时打开防火墙
systemctl start firewalld
- 防火墙开机启动
systemctl enable firewalld
- 查看防火墙状态
systemctl status firewalld
[root@localhost ~] # systemctl status firewalld
● firewalld.service
- firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: ena bled)
Active: active (running) since Sat 2017-04-0810:36:57 CST; 31s ago
Main PID: 2856
(firewalld)
CGroup: /system.slice/firewalld.service
└─2856
/usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid
Apr 0810:36:56 localhost.localdomain systemd[1
]: Starting firewalld - dynamic firewal....
Apr 0810:36:57 localhost.localdomain systemd[1
]: Started firewalld - dynamic firewall....
Hint: Some lines were ellipsized, use -l to show in
full.
[root@localhost ~] #
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SELinux
- 临时关闭SELinux
setenforce 0
- 临时打开SELinux
setenforce 1
- 查看SELinux状态
getenforce
- 开机关闭SELinux
编辑/etc/selinux/config文件,如下图,将SELINUX的值设置为disabled。下次开机SELinux就不会启动了。
注意,此时也不能通过setenforce 1命令临时打开。
[root@localhost ~]# setenforce 1
setenforce: SELinux is disabled
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需要修改配置文件,然后重启linux后,才可以再打开SELinux
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