firewall-cmd 命令

1.查看防火牆狀態 systemctl status firewalld 2.打開防火牆 systemctl start firewalld 3.查看防火牆的端口 firewall-cmd –list-ports 4.防火牆開放端口 firewall-cmd –zone=public –add-port=8080/tcp –permanent firewall-cmd –zone=public –

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