Re: Transparant proxy

[Emilio Casbas <ecasbas@xxxxxxx>]

Djalma Fadel Junior wrote:

> On Fri, 04 Jun 2004 09:09:11 +0200
> Emilio Casbas <ecasbas@xxxxxxx> wrote:
>
>  
>
> > david@xxxxxxxxxxxxxxxxxxxx wrote:
> >
> >    
> >
> > > Dear all,
> > > can anybody tell me how to set rules in iptables if i want to use
> > > transparant proxy.
> > >
> > >      
> > iptables -t nat -A prerouting -i eth0 -p tcp --dport 80 -j REDIRECT 
> > --to-port 3128
> >
> >    
>
> but, if the user sets manually another proxy in his browser, he doesn't get in this rule and all ACLs in proxy are inutil.
>
> how could redirect that connections through my proxy?
>
>
> thanks in advance,
>
> D. Fadel Jr.
>
>  

Deny in the firewall all connections to internet
that don't become from the transparent proxy.
The transparent proxy is the unique intermediary
between your users and internet.

Emilio C.