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Re: [FW-1] Antwort: Re: [FW-1] traceroute



On Wed, Jun 12, 2002 at 02:24:50PM +0200, Marcus Brosda wrote:
> Date:         Wed, 12 Jun 2002 14:24:50 +0200
> Reply-To: Mailing list for discussion of Firewall-1
>               <[email protected]>
> From: Marcus Brosda <[email protected]>
> Subject:      [FW-1] Antwort: Re: [FW-1] traceroute
> To: [email protected]
>
> Hi,
>
> I think in 4.1 you have to create a rule for the way back (src="Firewall"
> dst="my wrst" service="any or ICMP ...") becaus in 4.1 ICMP is not handled
> stateful (as far as I know, in NG it is).
>

Hello Marcus
Now we have a very weird situation. Last night the box
rebooted from a power-failure. Now the traceroute works as
supposed without any changes to the ruleset. (As i wrote
in the original posting: sometimes it works...) What do you
think: Who is dying after some time, the OS (Solaris 7) or
FW1?
regards

> > From: "Mehta, Phoram" <[email protected]>
> > Subject:      Re: [FW-1] traceroute
> > To: [email protected]
> >
> > Add a rule before your stealth rule to reply service="traceroute" src="your
> > wkst" dst="FW-1"
> >
> Hello
> Thank you for replying ;-)
> That is not the problem. My administration Linux Box is
> allowed to do anything in the first rule. (src="my wrst"
> dst="any" service="any") The firewall still does not send
> back traceroute answers.
> regards
>
>
>
> > -----Original Message-----
> > From: Hans-Joachim Hoetger [mailto:[email protected]]
> > Sent: Monday, June 10, 2002 8:10 AM
> > To: [email protected]
> > Subject: [FW-1] traceroute
> >
> >
> > Hello
> > I can not get traceroute through our FW1 V4.1 on Solaris.
> > The weird is, that the traceroute sometimes works. Then
> > without any changes, it fails. If i issue a traceroute from
> > my workstation on the clean side to a host on the internet
> > side it looks like this:
> >
> > me@work ~$ traceroute www.heise.de
> > 1  switch1.inside (bla.bla.bla.bla)
> > 2  * * *
> > 3  router1.outside (a.b.c.d)
> > 4  router2.outside (a.b.e.f)
> > 5  and so on
> >
> > Step 2 is the firewall. How can i tell the firewall to
> > answer?
> > regards
> > --
> > Hans-Joachim Hoetger                      voice: +49-5246-80-1555
> > mediaWays GmbH                            fax:   +49-5246-80-2555
> >           I used to have a sig, but I've stopped smoking now.
> >
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> --
> Hans-Joachim Hoetger                      voice: +49-5246-80-1555
> mediaWays GmbH                            fax:   +49-5246-80-2555
> PGP: BA D3 11 1A 40 EB 29 35 D9 E2  84 5F 13 55 1E D3 07 6E D9 77
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--
Hans-Joachim Hoetger                      voice: +49-5246-80-1555
mediaWays GmbH                            fax:   +49-5246-80-2555
     "Unterstützen Sie den Verein zur Rettung von dem Dativ!"

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