Re: Configurationrequest for firewall with temporary ppp0-interface

[Christoph Georgi <christoph.georgi@web.de>]

Just create rules specifying ppp0 as incoming and outgoing interface (-i 
and -o), e.g.

$IPTABLES -A FORWARD -i eth0 -o ppp0 -j ACCEPT
$IPTABLES -A FORWARD -o eth0 -i ppp0 -j ACCEPT

christoph

Ruprecht Helms wrote:
> Hi,
> 
> I've the problem that I need some rules for a temporary ppp0 interface.
> This interface is only active then the admin has made a dial-up on the 
> server and has activated a ppp-daemon.
> 
> In the time the ppp0-Interface is up the connections should be able 
> completely in both directions and through to clients. But this should 
> only alowed for connections via ppp0.
> 
> Connections via the normal isdn0 should be protected by the normal 
> firewallroules (iptables).
> 
> How have I to configure.
> 
> Regards,
> Ruprecht
> 
> ------------------------------------------------------------------------------------------ 
> 
> Ruprecht Helms IT-Service & Softwareentwicklung
> 
> Tel./Fax  +49[0]7621 16 99 16
> Web:       htp://www.rheyn.de
> 
> 

-- 


Christoph Georgi
-----------------------------
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