时间:2020-02-18来源:系统城作者:电脑系统城
操作系统:centos 7.x
# yum -y install nano
# /usr/sbin/sestatus
SELinux status: enabled
SELinuxfs mount: /sys/fs/selinux
SELinux root directory: /etc/selinux
Loaded policy name: targeted
Current mode: enforcing
Mode from config file: enforcing
Policy MLS status: enabled
Policy deny_unknown status: allowed
Max kernel policy version: 31
# getenforce
Enforcing
# setenforce 0
# /usr/sbin/sestatus
SELinux status: enabled
SELinuxfs mount: /sys/fs/selinux
SELinux root directory: /etc/selinux
Loaded policy name: targeted
Current mode: permissive //注意这里是 permissive
Mode from config file: enforcing
Policy MLS status: enabled
Policy deny_unknown status: allowed
Max kernel policy version: 31
# getenforce
Permissive
# setenforce 1
# nano /etc/sysconfig/selinux
selinux=enforcing 改为 selinux=disabled
# 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.
# ↓↓↓↓这里修改成disabled
SELINUX=disabled
# SELINUXTYPE= can take one of three values:
# targeted - Targeted processes are protected,
# minimum - Modification of targeted policy. Only selected processes are protected.
# mls - Multi Level Security protection.
SELINUXTYPE=targeted
# reboot
# /usr/sbin/sestatus
SELinux status: disabled
# getenforce
Disabled
# systemctl status firewalld
防火墙开启状态下显示如下
● firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
//这行是我添加的备注↓↓↓注意这里的 active (running)
Active: active (running) since Wed 2020-01-01 17:05:47 CST; 9s ago
Docs: man:firewalld(1)
Main PID: 6787 (firewalld)
CGroup: /system.slice/firewalld.service
└─6787 /usr/bin/python2 -Es /usr/sbin/firewalld --nofork --nopid
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Starting firewalld - dynamic firewall daemon...
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Started firewalld - dynamic firewall daemon.
# systemctl stop firewalld
# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
Active: inactive (dead)
Docs: man:firewalld(1)
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Starting firewalld - dynamic firewall daemon...
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Started firewalld - dynamic firewall daemon.
Jan 01 17:11:58 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Stopping firewalld - dynamic firewall daemon...
Jan 01 17:11:58 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Stopped firewalld - dynamic firewall daemon.
# systemctl disable firewalld.service
# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
Loaded: loaded (/usr/lib/systemd/system/firewalld.service; disabled; vendor preset: enabled)
Active: inactive (dead)
Docs: man:firewalld(1)
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Starting firewalld - dynamic firewall daemon...
Jan 01 17:05:47 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Started firewalld - dynamic firewall daemon.
Jan 01 17:11:58 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Stopping firewalld - dynamic firewall daemon...
Jan 01 17:11:58 iZuf65lq1u9ra1ohnf5kebZ systemd[1]: Stopped firewalld - dynamic firewall daemon.
Eword 原创学习笔记
文档编号:E20200101-1
文档标签:Centos、防火墙、firewall、SELinux
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