Re: firewall: iptables vs ufw/gufw

[Tom H <tomh0665@gmail.com>]

On Sat, Mar 12, 2011 at 5:06 AM, Andrei Popescu
<andreimpopescu@gmail.com> wrote:
> On Vi, 11 mar 11, 14:56:42, Michael Friendly wrote:
>>
>> - Do I have to install/enable the rules from iptables for ssh,
>> samba, etc within ufw?
>
> First you need to find out exactly how the iptables rules are loaded.
> Could be via /etc/rc.local a dedicated script in /etc/init.d/ or
> something else (is package iptables-persistent also in Ubuntu?). Do not
> try to use ufw until you know exactly how the current iptables rules are
> loaded and you know for sure you can disable them!

Check "/etc/network/if-pre-up.d/" and "/etc/network/if-up.d/" too.

And, if you're using Network Manager, there *may* be other directories
to look into.