Re: firewall without rules blocks packages

[Antony Stone <Antony@Soft-Solutions.co.uk>]

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.

Regards,

Antony.

-- 
What is this talk of "software release"?
Our software evolves and matures until it is capable of escape, leaving a 
bloody trail of designers and quality assurance people in its wake.

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