firewall-cmd 筆記
不得不說 centos 7 讓我用得很痛苦 XD 原本是用 setup 就可以設定防火牆了. 現在預設是使用 firewall 當然可以用下列指令把它改回來 # systemctl disable firewalld # systemctl stop firewalld # yum install …
What are the FORWARD policy and NAT Rules?
Most organizations are allotted a limited number of publicly routable IP addresses from their ISP. Due to this limited allowance, administrators must …