![]() ![]() rules).Įxample: To allow incoming tcp and udp packet on port 53Įxample: To allow incoming tcp packets on port 53Įxample: To allow incoming udp packets on port 53Įxample: To deny tcp and udp packets on port 53Įxample: To deny incoming tcp packets on port 53Įxample: To deny incoming udp packets on port 53 You can also read the rules files in /etc/ufw (the files whose names end with. There are exceptions, which can be found in the output of this command: sudo ufw show raw New profiles: that by default, deny is being applied to incoming. The output should be like this: sudo ufw status verboseĭefault: deny (incoming), allow (outgoing) To check the status of UFW: sudo ufw status verbose To turn UFW on with the default set of rules: sudo ufw enable In short, all 'incoming' is being denied, with some exceptions to make things easier for home users. That's at least the goal of the Ubuntu developers. ![]() When you turn UFW on, it uses a default set of rules (profile) that should be fine for the average home user. Gufw is a GUI that is available as a frontend.ĭefault rules are fine for the average home user Developed to ease iptables firewall configuration, ufw provides a user friendly way to create an IPv4 or IPv6 host-based firewall. The default firewall configuration tool for Ubuntu is ufw. Default rules are fine for the average home userįor an introduction to firewalls, please see Firewall. ![]()
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