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How To Set Up a Firewall Using FirewallD on CentOS 7

sudo systemctl enable firewalld
sudo reboot

sudo firewall-cmd --state

firewall-cmd --get-default-zone

firewall-cmd --get-active-zones

sudo firewall-cmd --list-all

firewall-cmd --get-zones

sudo firewall-cmd --zone=home --list-all

sudo firewall-cmd --list-all-zones | less

sudo firewall-cmd --zone=home --change-interface=eth0

firewall-cmd --get-active-zones

sudo firewall-cmd --set-default-zone=home

To dump a single database, run the command below to dump the database and write the output text...

sudo systemctl status firewalld sudo systemctl enable firewalldsudo systemctl unmask --now...

vim sudo yum install vim-enhanced -y

Step 1: Python can be installed on your machine by executing the command that is provided in the...