Centos 7 firewall 을 통한 접근 금지, 삭제

정책 적용

firewall-cmd --permanent --add-rich-rule="rule family='ipv4' source address='192.168.xxx.xxx' reject"
firewall-cmd --reload

 

정책 삭제

 firewall-cmd --permanent --remove-rich-rule="rule family='ipv4' source address='192.168.xxx.xxx' reject"

firewall-cmd --reload

 

firewall-cmd --list-all # 정책 확인