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centos7-防火墙相关

2019-05-31 19:31 603 查看

关闭防火墙

centos:

  1. 关闭selinux:
vi /etc/sysconfig/selinux
修改
...
SELINUX=disabled
...
修改完后
reboot
  1. 防火墙开启某端口:
7:
firewall-cmd --zone=public --add-port=8888/tcp --permanent
6:
iptables -A INPUT -p tcp --dport 8080 -j ACCEPT
/etc/rc.d/init.d/iptables save
/etc/init.d/iptables restart
  1. 防火墙关闭某端口:
firewall-cmd --zone=public --remove-port=8888/tcp --permanent
  1. 防火墙查看某个端口状态:
firewall-cmd --query-port=8888/tcp
  1. 查看已经开放的端口:
7:
firewall-cmd --list-ports

6:
/etc/init.d/iptables status
  1. 重启防火墙:
7:
firewall-cmd --reload

6:
service iptables restartd
  1. 关闭防火墙:
7:
systemctl stop firewalld.service

6:
service iptables stop
  1. 开启防火墙:
7:
systemctl start firewalld.service

6:
service iptables start
  1. 设置开机自启
7:
systemctl enable firewalld.service

6:
chkconfig iptables on
  1. 设置开启不自启
7:
systemctl disable firewalld.service

6:
chkconfig iptables off
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