centOS7 开放/移除指定IP访问指定端口

新增允许指定IP访问指定端口

firewall-cmd --permanent --add-rich="rule family='ipv4' source address='192.168.1.27' port protocol='tcp' port='8084' accept"

删除允许指定IP访问指定端口

firewall-cmd --permanent -- remove-rich="rule family='ipv4' source address='192.168.1.27' port protocol='tcp' port='8084' accept"