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Today, I will introduce to you the specific method of turning on and off the firewall in the Linux system. The content of the article is good. Now I would like to share it with you. Friends who feel in need can understand it. I hope it will be helpful to you. Let's read it along with the editor's ideas.

First of all, check the status of the firewall. Service iptables status can view the current status of the iptables service. The green part of the following figure shows that the current status of the firewall is on, and we can also view the rules of the firewall through the iptables-L command.

The next step is to turn the firewall on and off:

1) enable after restart: chkconfig iptables on disabled: chkconfig iptables off 2) effective immediately, invalidated after restart on: service iptables start closed: service iptables stop123456

After turning off the firewall, check the firewall status. The original green part has been programmed gray, and the parentheses have become dead.

What is Linux system Linux is a free-to-use and free-spread UNIX-like operating system, is a POSIX-based multi-user, multi-task, multi-threaded and multi-CPU operating system, using Linux can run major Unix tools, applications and network protocols.

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