Ever wondered why you cannot connect to FTP or other devices from your newly installed Ubuntu device? If you are a newbie to Linux you are probably not aware of iptables.

Apparently there is a built-in firewall. For Linux beginners fortunately there is a GUI.

 

On Ubuntu 11.10 go to Dash Home then input ufw.

For us beginners maybe we can start with enabling or disabling the firewall first.

 

 

 

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Jb Barrios

email: admin@jbbarrios.com