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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Patrick McHardy <kaber@trash.net>
Cc: Yair@arx.com, linux-kernel@vger.kernel.org,
	netfilter-devel@lists.netfilter.org, netdev@oss.sgi.com
Subject: Re: Re-routing packets via netfilter (ip_rt_bug)
Date: Tue, 26 Apr 2005 10:39:25 +1000	[thread overview]
Message-ID: <20050426003925.GA13650@gondor.apana.org.au> (raw)
In-Reply-To: <426D8672.1030001@trash.net>

On Tue, Apr 26, 2005 at 02:08:18AM +0200, Patrick McHardy wrote:
> Herbert Xu wrote:
> >You're right.  But then we can't call ip_route_output in the case
> >where saddr is foreign but daddr is local.  Nor can we call
> >ip_route_input since the output will be ip_rt_bug.
> 
> In that case we need to use saddr=0, which shouldn't make any difference
> with sane routing.

Makes sense.  But what about the case where saddr is foreign but
daddr is broadcast/multicast?

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

WARNING: multiple messages have this Message-ID (diff)
From: Herbert Xu <herbert@gondor.apana.org.au>
To: Patrick McHardy <kaber@trash.net>
Cc: netdev@oss.sgi.com, netfilter-devel@lists.netfilter.org,
	Yair@arx.com, linux-kernel@vger.kernel.org
Subject: Re: Re-routing packets via netfilter (ip_rt_bug)
Date: Tue, 26 Apr 2005 10:39:25 +1000	[thread overview]
Message-ID: <20050426003925.GA13650@gondor.apana.org.au> (raw)
In-Reply-To: <426D8672.1030001@trash.net>

On Tue, Apr 26, 2005 at 02:08:18AM +0200, Patrick McHardy wrote:
> Herbert Xu wrote:
> >You're right.  But then we can't call ip_route_output in the case
> >where saddr is foreign but daddr is local.  Nor can we call
> >ip_route_input since the output will be ip_rt_bug.
> 
> In that case we need to use saddr=0, which shouldn't make any difference
> with sane routing.

Makes sense.  But what about the case where saddr is foreign but
daddr is broadcast/multicast?

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

  reply	other threads:[~2005-04-26  0:39 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-25  9:49 Re-routing packets via netfilter (ip_rt_bug) Yair Itzhaki
2005-04-25  9:07 ` Patrick McHardy
2005-04-25  9:07   ` Patrick McHardy
2005-04-25 10:52   ` Herbert Xu
2005-04-25 10:52     ` Herbert Xu
2005-04-25 15:28     ` Patrick McHardy
2005-04-25 15:28       ` Patrick McHardy
2005-04-25 21:34       ` Herbert Xu
2005-04-25 21:34         ` Herbert Xu
2005-04-26  0:08         ` Patrick McHardy
2005-04-26  0:08           ` Patrick McHardy
2005-04-26  0:39           ` Herbert Xu [this message]
2005-04-26  0:39             ` Herbert Xu
2005-04-26 13:17             ` Patrick McHardy
2005-04-26 13:17               ` Patrick McHardy
2005-04-26 23:28               ` Herbert Xu
2005-04-26 23:28                 ` Herbert Xu
2005-04-27  0:56                 ` Patrick McHardy
2005-04-27  0:56                   ` Patrick McHardy
2005-04-27  1:07                   ` Herbert Xu
2005-04-27  1:07                     ` Herbert Xu
2005-04-27 10:26                     ` Patrick McHardy
2005-04-27 10:26                       ` Patrick McHardy
2005-04-27 10:30                       ` Herbert Xu
2005-04-27 10:30                         ` Herbert Xu
2005-04-27 10:41                         ` Jozsef Kadlecsik
2005-04-27 10:41                           ` Jozsef Kadlecsik
2005-04-27 11:35                           ` Herbert Xu
2005-04-27 11:35                             ` Herbert Xu
2005-04-27 11:54                             ` Herbert Xu
2005-04-27 11:54                               ` Herbert Xu
2005-04-27 12:05                               ` Patrick McHardy
2005-04-27 12:05                                 ` Patrick McHardy
2017-07-10  9:20 ` Helbing63
2020-07-23  7:25 ` technical support jollyzula
2020-07-23  7:25 ` Canon.com/ijsetup jollyzula
2005-04-25 16:51 Re-routing packets via netfilter (ip_rt_bug) Yair Itzhaki
2005-04-25 16:51 ` Yair Itzhaki
2005-04-26 15:39 Yair Itzhaki
2005-05-02 17:17 Yair Itzhaki
2005-07-14 12:27 ` Ric Wheeler
2005-07-14 12:27 ` Ric Wheeler

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