Can pf simultaneously redirect to multiple, internal hosts

J Green corpengineer at gmail.com
Wed Jun 15 22:36:22 UTC 2016


The dup-to option seems to work.  On the client systems, I do see the
packets via tcpdump.  In this case, the packets are syslog.

However, this syslog traffic does not seem to make it to the syslog server,
on this host.

Am I missing something?

Thank you.


On Mon, May 16, 2016 at 4:53 AM, Melissa Jenkins <
melissa-freebsd at littlebluecar.co.uk> wrote:

>
> >
> > Sorry for not being more concise.  Yes, I am looking at scenario number
> > 1.  Reading up on ng_tee, looks interesting.  Thank you for the
> > recommendation.
> >
> > On Thu, May 12, 2016 at 7:47 PM, Peter Jeremy <peter at rulingia.com>
> wrote:
> >
> >> On 2016-May-12 11:09:57 -0700, J Green <corpengineer at gmail.com> wrote:
> >>> Can pf simultaneously redirect to multiple, internal hosts?
> >>>
> >>> Source -> UDP traffic -> pf  (redirection) -> Host1
> >>>                                                         -> Host2
> >>>                                                         -> Host3
> >>
>
> from man pf.conf:
>
>      dup-to
>            The dup-to option creates a duplicate of the packet and routes
> it
>            like route-to.  The original packet gets routed as it normally
>            would.
>
> Not sure if that would do it but sounds promising.  (Ie , I've not tried
> it but have used route-to)
>
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