On Saturday 05 June 2004 2:19 pm, Antony Stone wrote:
> On Saturday 05 June 2004 2:06 pm, Joerg Bruenner wrote:
> > Hi,
> >
> > I have configured iptables:
> >
> > Chain INPUT (policy ACCEPT 0 packets, 0 bytes)
> > Chain FORWARD (policy ACCEPT 0 packets, 0 bytes)
> > Chain OUTPUT (policy ACCEPT 0 packets, 0 bytes)
> >
> > It should be wide open. But it is not:
> > If I ping from firewall-box to box A A replies the
> > expected way. If I ping from A to firewall A wont
> > get an answer. Firewall recives the ping packes I
> > verified.
> > I can play the same with ssh or telnet ...
> >
> > What can I do?
>
> Check the routing tables; check that services (ssh / telnet) are running;
> check that A is not blocking packets; check the netmasks on the interfaces.
Also check the nat and mangle tables to make sure there are no rules there
causing your strange behaviour.
Antony.
--
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the upside-down question mark to disappear from Microsoft word-processing
programs, which must be reassuring for millions of Spanish-speaking people,
though just a piddling afterthought as far as he's concerned.
- Lynne Truss, "Eats, Shoots and Leaves"
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