Re: Can someone tell me how to set firewalld as a kill switch for openvpn?

Hi. I did not understand please can you explain more how to set such Internet Kill Switch. Please notice that I connect to VPN by terminal not by network manager. So, please can you explain the following: 1) what I have to do 1st: connect to VPN by terminal then open new terminal & enter in it the commands or I have 1st to enter the commands then to connect to VPN ? I mean which I have to do 1st: connect to VPN or set firewalld given command ? 2) regarding firewalld commands, I did not understand: # firewall-cmd --add-service openvpn then repeat same command but with --permanent !! # firewall-cmd --permanent --add-service openvpn # firewall-cmd --add-masquerade then repeat same command but with --permanent !! # firewall-cmd --permanent --add-masquerade Please explain this. What I should do in sequence step by step.