Firewall configuration using the pfctl command of linux

Editor to share with you the use of linux pfctl command firewall configuration, I hope you will learn a lot after reading this article, let's discuss it together!

Pfctl command is the configuration command of PF firewall. PF firewall (full name: Packet Filter) is a software system for TCP/ip traffic filtering and network address translation on UNIX LIKE system. PF also provides shaping and control of TCP/IP traffic, as well as bandwidth control and packet priority set control.

Syntax format: pfctl [parameters]

Common parameters:

Reference example

Load the test.conf file:

[root@linuxcool] # pfctl-f / etc/test.conf

Displays the current NAT rules:

[root@linuxcool] # pfctl-sn has finished reading this article. I believe you have some understanding of the firewall configuration using linux's pfctl command. If you want to know more about it, welcome to follow the industry information channel. Thank you for reading!