On 1/23/13 3:55 PM, "Mr Dash Four" <[email protected]> wrote:

>
>
>Tom Eastep wrote:
>> On 1/22/13 3:12 PM, "Tom Eastep" <[email protected]> wrote:
>> 
>>> On 01/22/2013 11:16 AM, Tom Eastep wrote:
>>>> On 01/22/2013 10:36 AM, Tom Eastep wrote:
>>>>> On 01/22/2013 08:13 AM, Tom Eastep wrote:
>>>>>> On 01/22/2013 05:04 AM, Mr Dash Four wrote:
>>>>>>> -A fw2net -m conntrack --ctstate NEW,INVALID -m set --match-set
>>>>>>> whitelist dst -j RETURN
>>>>>>> -A fw2net -m conntrack --ctstate ESTABLISHED -j ACCEPT
>>>>>>> -A fw2net -m conntrack --ctstate RELATED -j +fw2net
>>>>>>> -A fw2net -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
>>>>>>> -A fw2net -m conntrack --ctstate INVALID -j DROP
>>>>>>> 2nd-to-last rule: where did that come from? I have similar rules
>>>>>>> generated for all of my other chains (net2fw, local2fw, fw2local
>>>>>>> ...).
>>>>>> Yes -- with RELATED_DISPOSITION=ACCEPT, simply accepting packets in
>>>>>> ESTABLISHED state would be enough. That is a left-over from before I
>>>>>> implemented RELATED_DISPOSITION.  I'll clean that up in this
>>>>>>release.
>>>>> I just took another look at this and I'm not clear where that is
>>>>>coming
>>>>> from in your case. From my own ruleset:
>>>>>
>>>>> -A net-fw -m conntrack --ctstate NEW,INVALID -j net-fw~
>>>>> -A net-fw -i eth0 -j eth0_iop
>>>>> -A net-fw -i eth1 -j eth1_iop
>>>>> -A net-fw -m conntrack --ctstate ESTABLISHED -j ACCEPT
>>>>> -A net-fw -m conntrack --ctstate RELATED -j +net-fw
>>>>> -A net-fw -p tcp --syn -j @net-all
>>>>> -A net-fw -p udp --dport 1194 -j ACCEPT
>>>>> ...
>>>> I've reproduced the problem and will include a fix in the next Beta.
>>> Patch attached.
>> 
>> Bad patch -- here's the replacement.
>I assume this patch was for the 2nd-to-last rule (which is now gone,
>though I had to alter the patch a bit as the 2nd hunk was failing) and
>not for the erroneous RETURN from fw2net, is that correct?

That's correct.

-Tom
You do not need a parachute to skydive. You only need a parachute to
skydive twice.





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