防火墙
# 防火墙相关命令
sudo systemctl status firewalld
sudo systemctl start firewalld
sudo systemctl stop firewalld
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# 端口
sudo firewall-cmd --list-ports
sudo firewall-cmd --add-port=端口号/协议 --permanent
sudo firewall-cmd --add-port=80/tcp --permanent
sudo firewall-cmd --add-rich-rule='rule family="ipv4" source address="59.42.120.160" port protocol="tcp" port="15027" accept' --permanent
sudo firewall-cmd --remove-port=端口号/协议 --permanent
sudo firewall-cmd --remove-port=80/tcp --permanent
sudo firewall-cmd --reload
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编辑 (opens new window)