centos7 close firewall command is command line and through the graphical interface. 1. Open the terminal, click Applications, select System Tools, and click Terminal; 2. Stop the firewalld service "sudo systemctl stop firewalld". After executing this command, the terminal will display that the service has stopped; 3. Disable the firewalld service sudo systemctl disable firewalld, etc. .
CentOS 7 is a popular Linux operating system based on Red Hat Enterprise Developed by Linux (RHEL). Firewalls are an important part of protecting your computer from network attacks, but there are certain situations where you need to temporarily turn off your firewall. This article will introduce how to use CentOS 7 Turn off the firewall.
In CentOS 7, the firewall management tool is firewalld. Firewalld is a dynamic firewall management program that is compatible with the older iptables Has more functionality and flexibility than. To turn off the firewall, there are two ways to do it: through the command line or through the graphical interface.
To turn off the firewall through the command line, you need to perform the following steps:
Step 1: Open the terminal
In your CentOS 7, click "Applications ” button, select the “System Tools” option, and then click “Terminal” Open a terminal.
Step 2: Stop the firewalld service
In the terminal, use the following command to stop the firewalld service:
sudo systemctl stop firewalld
After executing this command, the terminal will show that the service has stopped.
Step 3: Disable the firewalld service
In the terminal, use the following command to disable the firewalld service:
sudo systemctl disable firewalld
After executing this command, the terminal will show that the service is disabled.
Step 4: Confirm the firewall status
Finally, you can confirm that the firewall is turned off using the following command:
sudo systemctl status firewalld
If the terminal shows that the firewall has stopped, then you have successfully turned off the firewall .
To turn off the firewall through the graphical interface, you need to perform the following steps:
Step 1: Open the "Firewall Configuration" window
In CentOS 7, click "Applications" button, select the "System Tools" option, and then click "Firewall Configuration". This will open the "Firewall Configuration" window.
Step 2: Disable the firewall
In the "Firewall Configuration" window, find the "Active" option and switch it to "off" .Then click "Apply" to save the changes.
Step 3: Confirm the firewall status
Finally, you can open the "Firewall Configuration" window again and make sure the "Active" option shows "off" , which will indicate that the firewall is turned off.
Please note that turning off the firewall will expose your computer to the risk of network attacks. Therefore, if there is no need to turn on the firewall, you should restart the firewall as soon as possible to protect Your computer and data are safe. To restart the firewall, you can use the following command:
sudo systemctl start firewalld sudo systemctl enable firewalld
To sum it up, shut down CentOS 7 The firewall can be operated via the command line or graphical interface. No matter which method is used, network security should be carefully considered and the firewall restarted in a timely manner to protect the computer from potential network threats.
The above is the detailed content of What is the command to turn off the firewall in centos7?. For more information, please follow other related articles on the PHP Chinese website!

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