时间：2023-02-22 | 栏目：通信网络 | 点击：次
安装Firewall
yuminstallfirewalldfirewalld-config
开启常见端口
firewall-cmd–zone=public–add-port=80/tcp–permanent firewall-cmd–zone=public–add-port=443/tcp–permanent firewall-cmd–zone=public–add-port=22/tcp–permanent firewall-cmd–zone=public–add-port=21/tcp–permanent firewall-cmd–zone=public–add-port=53/udp–permanent
关闭常见端口
firewall-cmd–zone=public–remove-port=80/tcp–permanent firewall-cmd–zone=public–remove-port=443/tcp–permanent firewall-cmd–zone=public–remove-port=22/tcp–permanent firewall-cmd–zone=public–remove-port=21/tcp–permanent firewall-cmd–zone=public–remove-port=53/udp–permanent
批量添加区间端口
firewall-cmd–zone=public–add-port=4400-4600/udp–permanent firewall-cmd–zone=public–add-port=4400-4600/tcp–permanent
开启防火墙
systemctlstartfirewalld
重启防火墙
firewall-cmd–reload
或者
servicefirewalldrestart
查看端口列表
firewall-cmd–permanent–list-port
禁用防火墙
systemctlstopfirewalld
设置开机启动
systemctlenablefirewalld
停止并禁用开机启动
sytemctldisablefirewalld
查看状态
systemctlstatusfirewalld
或者
firewall-cmd–state
审核编辑：刘清