Re: Analyzing DNAT traffic

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On Saturday 2011-03-05 15:23, Alex wrote:

>Hi,
>
>>> How can I analyize this traffic to determine if it should be forwarded
>>> on to its intended internal recipient, or if it is completely
>>> unrelated traffic that should continue to be blocked?
>>
>> Could you please check, does such packets match the following
>> rule?
>>
>> iptables -I FORWARD -m conntrack --ctstate INVALID -j LOG
>
>How will I be able to recognize such an entry in the logs? Is there a
>way I can add a tag to the log entry so I can be sure?

See --log-prefix.
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