linux-l: isdn-router

Stefan Bund bund at
Mi Sep 16 12:30:49 CEST 1998

metze at (Wolfgang Metze) writes:
> Caspar Clemens Mierau schrieb:
> > Ich denke die beste Möglichkeit wäre es, wenn ein autowählproggie
> > nur auf http reagieren würde. Wenn dann jemand ins Internet will,
> > muss er halt erst 'ne Seite aufrufen, falls noch keine Verbindung
> > besteht...  Habt Ihr irgendwelche Vorschläge/Erfahrungen mit
> > diesem Problem?
> Ganz spontan gesagt: Versuch es mal ipfwadm als Filter auf das
> entsprechende Device.  Du konfigurierst damit den Router als
> Firewall, bedeutet: Du blockierst alles, was nicht Port 80 ist. Dann
> dürfte der Router auch nicht mehr eine Verbindung zum Internet
> aufbauen. Im suse Handbuch ist das rlativ gut beschrieben, obwohl
> immer nur die Filterung von außen nach innen betrachtet wird. Aber
> das sollte kein Problem darstellen.
> Gruß
> Wolfgang

Folgendes ist vor kurzem in c.o.l.a geposted worden:
> Hi folks, :)
> Here is the first ALPHA release of connect package (v1.0a)
> - -----------------
> What is connect ?
> connect package is a client-server program designed to ease the sharing
> of a PPP link to the internet over a small
> network.
> Let's say you have a small network of several computers (ie Win95/NT
> workstations) and a Linux host with a modem that can connect to your
> ISP. If you setup your Linux host as a gateway/firewall (see
> IP-forwarding and IP-firewalling HOWTOs), you now face the problem of
> opening the connection from the workstations.
> You can create accounts on the Linux hosts and explain to users how to
> login and fire the PPP (exec rights, su and all the stuff). Or you can
> use diald daemon that will open the connection as soon as it spots an IP
> packet heading for the outer-world. But what if you want more control on
> the opening/closing of the link ?
> connect is a solution. By running a tiny daemon (connectd) that will
> take care to launch the PPP when asked to and keep it up as long as
> needed, you can control your link.
> When a user wants to reach the internet, he connects to the server,
> either via a command-line program or a Java applet that passes his
> request. Once he has finished, he uses the client program to inform the
> server that he doesn't need the link
> any more.
> As long as one user needs the link, the server keeps it up, once no one
> needs it, link is brought down.
> As you can talk to the daemon with a command-line or a Java applet,
> access is easy from a unix host or a browser running on a Win95/NT
> workstation.
> - ------------------
> Where to get it ?
> connect can be freely downloaded from its home page, see
> - ------------------
> Please try it if you need something like it and let me know what you
> think.
> Cheers,
> - --
> Nicolas Chauvat

Das sollte das problem beheben ...


                                    @ @
 Stefan Bund, student of physics at Freie Universitaet Berlin, Germany

 email: bund at        ( or bund at )

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