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Re: Firewall Failed, Error



On Fri, 20 Mar 2009 14:51:22 -0700
lorenzo <linux nethere com> wrote:

> 
> I'm running the stock firewall on F10 and when I run the sectool
> the firewall always fails, It says.
> 
> Error, Firewall, No firewall rules in IPv4 INPUT chain and policy
> is set to ACCEPT.
> 
> There is always one active connection, even when I'm not accessing
> the net, no IM, NO browser, NO twitter etc. What is really strange,
> when I type anything network history shows an increase in data packets
> flowing out.
> 
> My brother is the linux geek, but he is in iraq

The first thing you want is a tool called "chkrootkit", which is
basically a scanner for known trojans and attack tools used against Linux
boxes.

tcpdump might also give you some idea what is going out and where


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