* Listas IT <listas...@dna.uba.ar> [2015-04-28 11:25]:
> We have a 5.6-stable box doing transparent filtering with pf.
> 
> blog log all is default on ruleset.
> 
> The bridge is composed of fxp0 and vether0 on int net 192.168.192/23 and
> xl0 (internet).
> 
> While doing normal work pflog0 shows this:
> 
> 06:19:08.497855 rule 17/(match) block in on vether0: 192.168.193.41.3138 >
> 77.234.44.65.80: tcp 0 (DF)
> 06:19:08.546275 rule 17/(match) block in on fxp0: 192.168.193.28.59751 >
> 77.234.44.76.443: tcp 0 (DF)
> 06:19:08.582708 rule 17/(match) block in on fxp0: 192.168.192.146.61276 >
> 23.202.94.13.80: tcp 0 (DF)
> 06:19:08.869587 rule 17/(match) block in on vether0: 192.168.193.12.2103 >
> 77.234.44.77.443: tcp 0 (DF)
> 06:19:08.872942 rule 17/(match) block in on vether0: 192.168.193.12.2104 >
> 77.234.42.76.443: tcp 0 (DF)
> 06:19:09.000769 rule 17/(match) block in on vether0: 192.168.193.41.3138 >
> 77.234.44.65.80: tcp 0 (DF)
> 06:19:09.046083 rule 17/(match) block in on fxp0: 192.168.193.28.59751 >
> 77.234.44.76.443: tcp 0 (DF)
> 
> vether0 is 192.168.192.119 ie in the same net as fxp0 and def gw for the net.
> 
> There are no static rules for any of those destination sites.
> 
> Why is it that blocked packets appear sometimes on fxp0 and sometimes on
> vether0?

it's simply the interface the packet came in on.

-- 
Henning Brauer, h...@bsws.de, henn...@openbsd.org
BS Web Services GmbH, http://bsws.de, Full-Service ISP
Secure Hosting, Mail and DNS. Virtual & Dedicated Servers, Root to Fully Managed
Henning Brauer Consulting, http://henningbrauer.com/

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