For clean minimum CentOS 7 installation, have to manually install the system-config-firewall-tui. Bad news is that after you install this TUI firewall settings you still can’t execute it instantly, you need to do a little bit more in order for system-config-firewall-tui to be executable.
To setup TUI Firewall settings in CentOS 7, follow the steps below:-
- First go to your terminal and install the system-config-firewall-tui thru yum:-
yum install system-config-firewall-tui
- Once the installation done, run this 2 command :-
systemctl stop firewalld.service systemctl disable firewalld.service
- Now you can start the TUI firewall settings using command below:-