Centos7(Firewall)防火墙开启常见端口命令
<p>安装Firewall命令：</p>
<blockquote>
<p>
yum install firewalld firewalld-config</p>
</blockquote>
<p>
Firewall开启常见端口命令：</p>
<blockquote>
<p>
firewall-cmd --zone=public --add-port=80/tcp --permanent<br>
firewall-cmd --zone=public --add-port=443/tcp --permanent<br>
firewall-cmd --zone=public --add-port=22/tcp --permanent<br>
firewall-cmd --zone=public --add-port=21/tcp --permanent<br>
firewall-cmd --zone=public --add-port=53/udp --permanent</p>
</blockquote>
<p>
Firewall关闭常见端口命令：</p>
<blockquote>
<p>
firewall-cmd --zone=public --remove-port=80/tcp --permanent<br>
firewall-cmd --zone=public --remove-port=443/tcp --permanent<br>
firewall-cmd --zone=public --remove-port=22/tcp --permanent<br>
firewall-cmd --zone=public --remove-port=21/tcp --permanent<br>
firewall-cmd --zone=public --remove-port=53/udp --permanent</p>
</blockquote>
<p>
批量添加区间端口</p>
<blockquote>
<p>
firewall-cmd --zone=public --add-port=4400-4600/udp --permanent<br>
firewall-cmd --zone=public --add-port=4400-4600/tcp --permanent</p>
</blockquote>
<p>
开启防火墙命令：</p>
<blockquote>
<p>
systemctl start firewalld.service</p>
</blockquote>
<p>
重启防火墙命令：</p>
<blockquote>
<p>
firewall-cmd --reload 或者 service firewalld restart</p>
</blockquote>
<p>
查看端口列表：</p>
<blockquote>
<p>
firewall-cmd --permanent --list-port</p>
</blockquote>
<p>
禁用防火墙</p>
<blockquote>
<p>
systemctl stop firewalld</p>
</blockquote>
<p>
设置开机启动</p>
<blockquote>
<p>
systemctl enable firewalld</p>
</blockquote>
<p>
停止并禁用开机启动</p>
<blockquote>
<p>
sytemctl disable firewalld</p>
</blockquote>
<p>
查看状态</p>
<blockquote>
<p>
systemctl status firewalld或者 firewall-cmd --state</p>
</blockquote>
<p>
原文链接：https://www.5yun.org/10074.html</p>
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