How To setup Firewall on Ubuntu 11.10
Due to increased ‘online security risks’ in past few years, Firewall is a mandatory application/software these days, for everybody. When you’re using ubuntu 11.10 (or any other Linux based operating system such as Debian, Linux Mint, openSUSE, Fedora etc) then you shouldn’t worry much about security because a packet filtering system called – ‘netfilter‘ is already there (shipped [...]