firewall-cmd CentOS

firewall-cmd --state
firewall-cmd --get-default-zone
firewall-cmd --get-active-zones
firewall-cmd --zone=Z --list-all
firewall-cmd --permanent --zone=Z --add-source=127.0.0.1/8
firewall-cmd --zone=public --add-masquerade --permanent
firewall-cmd --direct --passthrough ipv4 -t nat -I POSTROUTING -o IFACE -j MASQUERADE -s PRIVATE_NET 
firewall-cmd --list-services
firewall-cmd --zone=public --add-service=https 
firewall-cmd --zone=public --add-service=https --permanent
firewall-cmd --list-ports
firewall-cmd --zone=public --add-port=N/tcp
firewall-cmd --zone=public --add-port=N/tcp --permanent
firewall-cmd --list-rich-rules

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