Disable IPv6 by default.

[Chuck Anderson]

On Fri, Sep 14, 2007 at 05:27:22PM +0200, Jochen Schlick wrote:
> >Recent OSes including Fedora do configure IPv4 automatically too.  
> >You'll see 169.254.x.x addresses appear if there is no DHCP server 
> >response.
> >
> 
> And the first step after every Fedora installation is always to disable
> this microsoft feature and potential security hole.
> 
>  /etc/sysconfig/network
> NOZEROCONF=yes

Why don't you just go full-out and remove the network card from your 
computer?