Centos7默認安裝了firewalld,若是沒有安裝的話,則須要YUM命令安裝。vim
yum install -y firewalld firewalld-config
Firewall開啓常見端口命令:tcp
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
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 --permanen
firewall-cmd --zone=public --add-port=4400-4600/udp --permanent firewall-cmd --zone=public --add-port=4400-4600/tcp --permanent
firewall-cmd --permanent --list-port
spa