firewall-cmd --list-all # View firewall
firewall-cmd --state # state
firewall-cmd --list-ports # View open ports
firewall-cmd --query-port = 80 / tcp # View
firewall-cmd - -permanent --add-port=80/tcp
#Add port firewall-cmd --permanent --remove-port=80/tcp
#Close port firewall-cmd --reload #Reload
systemctl start firewalld #Open
systemctl stop firewalld
#Turn off systemctl disable firewalld #Turn on disable
systemctl enable firewalld #Turn on
firewall-cmd --list-services
#View open services
firewall-cmd --add-service=mysql --permanent #Open services firewall-cmd --remove- service=mysql --permanent #Block service
firewall-cmd --query-masquerade
#Check whether IP masquerade is allowed firewall-cmd --permanent --add-masquerade #Allow firewall to masquerade IP
firewall-cmd --remove-masquerade #Prohibit firewall masquerading IP
firewall-cmd --add-forward-port=port=80:proto=tcp:toport=8080 #Port forwarding should enable masquerading IP
firewall-cmd --permanent - add-forward-port=port=80:proto=tcp:toaddr=192.168.92.129:toport=8080 #Port forwarding
firewall-cmd --permanent --remove-forward-port=port=80:proto=tcp:toaddr= 192.168.92.129:toport=8080 #Close forwarding
Firewall-cmd
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Origin blog.csdn.net/slwsss/article/details/110264856
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