iptables and firewalld management

1, Introduction to fire wall In Linux, the firewall strategy is implemented based on netfilter. 1. netfilter: there is a security plug-in netfilter (access control list) in the kernel. There are many detailed rules in this list. When this rule is allowed or denied, it can control whether other hosts can access, which greatly improves the s ...

Posted by xiaix on Sun, 07 Nov 2021 21:33:19 +0100