Uncomplicated Firewall (UFW) support ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ NUT can tightly integrate with link:http://en.wikipedia.org/wiki/Uncomplicated_Firewall[Uncomplicated Firewall] using the provided profile (nut.ufw.profile). You must first install the profile on your system: $ cp nut.ufw.profile /etc/ufw/applications.d/ To enable outside access to your local upsd, use: $ ufw allow NUT To restrict access to the network '192.168.X.Y', use: $ ufw allow from 192.168.0.0/16 to any app NUT You can also use graphical frontends, such as gui-ufw (gufw), ufw-kde or ufw-frontends. For more information, refer to: - link:http://gufw.tuxfamily.org/[UFW homepage], - link:https://launchpad.net/ufw[UFW project page], - link:https://wiki.ubuntu.com/UncomplicatedFirewall[UFW wiki], - UFW manual page, section APPLICATION INTEGRATION