Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 24 Mar 2008 11:21:33 -0300
From:      AT Matik <asstec@matik.com.br>
To:        freebsd-ipfw@freebsd.org
Cc:        "Andrey V. Elsukov" <bu7cher@yandex.ru>, Alexander Shulikov <shulikov@gmail.com>
Subject:   Re: kern/121955: [ipfw] [panic] freebsd 7.0 panic with mpd
Message-ID:  <200803241121.34059.asstec@matik.com.br>
In-Reply-To: <47E78B92.4020907@yandex.ru>
References:  <18292fe60803240107v1462a87v4222790745844d5d@mail.gmail.com> <200803240727.05809.asstec@matik.com.br> <47E78B92.4020907@yandex.ru>

next in thread | previous in thread | raw e-mail | index | archive | help
On Monday 24 March 2008 08:08:02 Andrey V. Elsukov wrote:
> AT Matik wrote:
> > what do you mean? By setting to 0 the packages are not re-injected into
> > the pipe but go through other existing rules after the matching pipe, or
> > not?
>
> When you reset net.inet.ip.fw.one_pass to zero, packets return back
> into ipfw to the next rule after dummynet/netgraph. And if you have
> similar rules packets will be passed into dummynet/netgraph again.
>
> This is example how to get double fault (from mail archive):
>

jaaa well but that is the famous bw 0 example which is not valid, as by its=
elf=20
certainly an invalid config, not connected to the existing problem the=20
reporter has I guess

Jo=E3o



> ifconfig em0 192.168.0.2/24
> kldload ipfw
> kldload dummynet
> sysctl net.inet.ip.fw.one_pass=3D0
> ipfw pipe 2 config bw 0
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ipfw add 2 pipe 2 ip from any to any
> ping 192.168.0.1

=2D-=20

Atenciosamente, J.M.
Respons=E1vel Plant=E3o Site Support Matik
Infomatik Internet Technology
(18)3551.8155 =A0(18)8112.7007
http://info.matik.com.br







A mensagem foi scaneada pelo sistema de e-mail e pode ser considerada segura.
Service fornecido pelo Datacenter Matik  https://datacenter.matik.com.br



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200803241121.34059.asstec>