linux下关闭【防火墙 & seLinux】

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禁用seLinux

查看状态

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[root@localhost ~]#  sestatus

暂时关闭

暂时关闭，重启失效

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[root@localhost ~]#  setenforce 0

永久关闭

设置SELINUX=disabled，需要重启。

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[root@localhost ~]# cat /etc/selinux/config
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#     enforcing - SELinux security policy is enforced.
#     permissive - SELinux prints warnings instead of enforcing.
#     disabled - No SELinux policy is loaded.
SELINUX=disabled
# SELINUXTYPE= can take one of these two values:
#     targeted - Targeted processes are protected,
#     mls - Multi Level Security protection.
SELINUXTYPE=targeted

关闭防火墙

CentOS 7

查看状态

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[root@localhost ~]# firewall-cmd --state

或者

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[root@localhost ~]# systemctl status firewalld

暂时关闭
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[root@localhost ~]# systemctl stop firewalld.service
永久关闭
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# 禁止firewall开机启动
[root@localhost ~]# systemctl disable firewalld.service

CentOS 6

查看状态
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[root@localhost ~]# service iptables status
暂时关闭
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[root@localhost ~]# service iptables stop
永久关闭
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[root@localhost ~]# chkconfig iptables off