FreeBSD 8.2 + pf + ipfw (dummynet)

Murat SÜRÜCÜ msurucu at
Tue Jul 12 05:54:55 UTC 2011

Thanks for reply,
IPFW is kernel module, PF is loadable module in my config.
And this config was normally run when version is 7.2.


-----Original Message-----
From: ermal.luci at [mailto:ermal.luci at] On Behalf Of Ermal
Sent: Tuesday, July 12, 2011 12:59 AM
To: Murat SÜRÜCÜ
Cc: freebsd-pf at
Subject: Re: FreeBSD 8.2 + pf + ipfw (dummynet)

2011/7/11 Murat SÜRÜCÜ <msurucu at>:
> Hello,
> I used PF and dummynet together about two years and worked fine.
> Recently i have upgraded the system 7.2 to 8.2 and dummynet doesn't 
> work anymore.
> If any packet belong the client IP puts any pipe, it drops and pflog 
> says it blocked by last pf rule. But it match previous rule.
> If i disable (flush) the ipfw rules, packets pass normally.
> Does anybody have same experience?

You have to make sure ipfw module is loaded first otherwise you will hit pf
states twice which will drop as you see.

> Thanks.
> Murat
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