firewall 常用命令
Firewall 的基本操作命令
一。启动firewall服务器
1 systemctl start firewalld
二。开启端口
1 firewall-cmd --permanent --add-port=8080/tcp
三。关闭端口
1 firewall-cmd --permanent --remove-port=8080/tcp
四。更新规则
1 firewall-cmd --reload
五。显示端口开放情况
1 firewall-cmd --list-all 2 3 public (active) 4 target: default 5 icmp-block-inversion: no 6 interfaces: eth0 7 sources: 8 services: cockpit dhcpv6-client ssh 9 ports: 80/tcp 3306/tcp 10 protocols: 11 masquerade: no 12 forward-ports: 13 source-ports: 14 icmp-blocks: 15 rich rules:
