[CentOS] Simple IPTABLES Question

MHR mhullrich at gmail.com
Wed Aug 20 01:23:19 UTC 2008


On Tue, Aug 19, 2008 at 5:04 PM, Kenneth Porter <shiva at sewingwitch.com> wrote:
> --On Tuesday, August 19, 2008 10:15 AM -0500 David Dyer-Bennet
> <dd-b at dd-b.net> wrote:
>
>> That's the right general approach; duplicate the drop rule but with a LOG
>> target and appropriate logging parameters.
>
> Another approach is to create a subchain that just logs and drops (no match
> rules), and in your main chain you match on the desired packet and jump to
> the subchain. That eliminates the need to maintain the same match in two
> places, and reduces the number of rules a non-dropped packet has to pass
> through.
>

Could you post a sample, using the OP's example as a base?

Thanks.

mhr


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