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From: "David S. Miller" <davem@redhat.com>
To: "Carlos Velasco" <carlosev@newipnet.com>
Cc: bloemsaa@xs4all.nl, marcelo@conectiva.com.br, netdev@oss.sgi.com,
	linux-net@vger.kernel.org, layes@loran.com, torvalds@osdl.org,
	linux-kernel@vger.kernel.org
Subject: Re: [2.4 PATCH] bugfix: ARP respond on all devices
Date: Sun, 27 Jul 2003 17:14:03 -0700	[thread overview]
Message-ID: <20030727171403.6e5bcc58.davem@redhat.com> (raw)
In-Reply-To: <200307280211590888.10957DD9@192.168.128.16>


[ Please wrap your lines at 72 characters, you emails are really
  difficult to read and reply to, thanks. ]

On Mon, 28 Jul 2003 02:11:59 +0200
"Carlos Velasco" <carlosev@newipnet.com> wrote:

> On 27/07/2003 at 16:58 David S. Miller wrote:
> >His problem is about source address selection when trying to
> >contact a given destination.
> 
> Bas said:
> ==
> >but it turned out that this wasn't the case. On closer examination it
> >turned out that any ARP request to a local IP resulted in a response,
> >even if the devices were on different subnets or ethernet segments.
> ==
> 
> It's the "hidden" switch.... again.
> I suppose that Bas can confirm it.

This only means your problem can also be fixed by correcting
your routing tables.

> >It's totally illogical to say that it's easier for him to patch his
> >kernel and reboot it than fix his route configuration.
> 
> Sure... it WOULD be the easiest thing if it would be into the kernel
> >main stream. But it isn't, making linux behave different to other
> >OS and systems without any way or feature to make it behave like
> >the others.

Show me the standard that Linux violates by behaving in this way?
There are none, our behavior is perfectly acceptable.

Other systems do not give you the capabilities our routing layer does,
such as route based source address selections.  So it is no surprise
that they behave differently in this area.


  reply	other threads:[~2003-07-28  0:09 UTC|newest]

Thread overview: 168+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-07-27 20:52 [2.4 PATCH] bugfix: ARP respond on all devices Bas Bloemsaat
2003-07-27 22:12 ` David S. Miller
2003-07-28  2:31   ` Ben Greear
2003-07-28  7:33     ` Bas Bloemsaat
2003-07-27 23:40 ` Carlos Velasco
2003-07-27 23:46   ` David S. Miller
2003-07-27 23:58     ` Carlos Velasco
2003-07-27 23:58       ` David S. Miller
2003-07-28  0:11         ` Carlos Velasco
2003-07-28  0:14           ` David S. Miller [this message]
2003-07-28  0:35             ` Carlos Velasco
2003-07-28  0:36               ` David S. Miller
2003-07-28  0:53                 ` Carlos Velasco
2003-07-28  0:55                   ` David S. Miller
2003-07-28  1:23                     ` Carlos Velasco
2003-07-28  1:35                       ` David S. Miller
2003-07-28 10:43                         ` Carlos Velasco
2003-07-28 17:09                           ` Phil Oester
2003-07-28 18:56                             ` Bas Bloemsaat
2003-07-28  4:37                     ` David Lang
2003-07-28  4:39                       ` David S. Miller
2003-07-28 10:49                       ` Carlos Velasco
2003-07-28  0:57           ` Assorted 2.6.0-test2 build warnings J.C. Wren
2003-07-28 22:11             ` Randy.Dunlap
2003-07-29 10:42               ` Adrian Bunk
2003-07-29  2:51     ` [2.4 PATCH] bugfix: ARP respond on all devices Bill Davidsen
2003-07-29  4:48       ` Lamont Granquist
2003-08-04  6:10         ` Pekka Savola
2003-08-17 13:09         ` Carlos Velasco
2003-08-17 13:16           ` Carlos Velasco
2003-08-17 13:41             ` Alan Cox
2003-08-17 13:55               ` Carlos Velasco
2003-08-17 15:12                 ` Bernd Eckenfels
2003-08-17 15:28                 ` Alan Cox
2003-08-17 15:57                   ` Bas Bloemsaat
2003-08-17 15:59                   ` Carlos Velasco
2003-08-17 16:26                     ` Alan Cox
2003-08-17 16:27                       ` Carlos Velasco
2003-08-17 17:24                         ` Alan Cox
2003-08-17 22:48                           ` Willy Tarreau
2003-08-18  5:22                             ` David S. Miller
2003-08-18  6:56                               ` Willy Tarreau
2003-08-18  7:01                                 ` David S. Miller
2003-08-18  7:29                                   ` Willy Tarreau
2003-08-18  7:43                                     ` Willy Tarreau
2003-08-18  5:31                             ` David S. Miller
2003-08-18 11:39                               ` Stephan von Krawczynski
2003-08-18 11:44                                 ` David S. Miller
2003-08-18 12:34                                   ` Stephan von Krawczynski
2003-08-18 12:30                                     ` David S. Miller
2003-08-18 12:51                                       ` Mr. James W. Laferriere
2003-08-18 12:53                                       ` Stephan von Krawczynski
2003-08-18 12:55                                         ` David S. Miller
2003-08-18 13:17                                           ` Stephan von Krawczynski
2003-08-18 13:14                                             ` David S. Miller
2003-08-18 14:23                                               ` Stephan von Krawczynski
2003-08-18 14:19                                                 ` David S. Miller
2003-08-18 15:46                                                   ` Stephan von Krawczynski
2003-08-18 13:23                                           ` jamal
2003-08-18 13:21                                             ` David S. Miller
2003-08-18 13:40                                               ` Stephan von Krawczynski
2003-08-20  6:55                                             ` Bas Bloemsaat
2003-08-18 21:54                                       ` Bill Davidsen
2003-08-18 13:40                                     ` Dominik Kubla
2003-08-18 12:51                                   ` Willy Tarreau
2003-08-18 12:53                                     ` David S. Miller
2003-08-18 14:28                                       ` Willy Tarreau
2003-08-18 14:28                                         ` David S. Miller
2003-08-18 12:08                                 ` Bas Bloemsaat
2003-08-18 12:03                                   ` David S. Miller
2003-08-18 21:32                               ` Bill Davidsen
2003-08-19  3:21                                 ` Ben Greear
2003-08-19 15:22                                   ` David S. Miller
2003-08-19  7:58                                 ` Bas Bloemsaat
2003-08-18 15:49                         ` SRC IP selection in ARP request (Was: bugfix: ARP respond on all devices) Vladimir B. Savkin
2003-08-17 16:51                     ` [2.4 PATCH] bugfix: ARP respond on all devices David T Hollis
2003-08-17 16:45                       ` Carlos Velasco
2003-08-17 17:13                         ` Arjan van de Ven
2003-08-17 19:46                           ` insecure
2003-08-18  5:11                             ` David S. Miller
2003-08-18  5:29                 ` David S. Miller
2003-08-17 13:59               ` Bas Bloemsaat
2003-08-18 10:48               ` Robert Collier
2003-08-17 13:38           ` Alan Cox
     [not found] <e2Yb.5CB.17@gated-at.bofh.it>
     [not found] ` <e43Y.6x0.17@gated-at.bofh.it>
     [not found]   ` <e43Y.6x0.19@gated-at.bofh.it>
     [not found]     ` <e43Y.6x0.21@gated-at.bofh.it>
     [not found]       ` <e43Y.6x0.23@gated-at.bofh.it>
     [not found]         ` <e43Y.6x0.25@gated-at.bofh.it>
     [not found]           ` <e43Y.6x0.15@gated-at.bofh.it>
     [not found]             ` <e4nd.6K9.5@gated-at.bofh.it>
     [not found]               ` <e4ne.6K9.11@gated-at.bofh.it>
     [not found]                 ` <e4x3.6RV.23@gated-at.bofh.it>
     [not found]                   ` <e4Qe.7cR.3@gated-at.bofh.it>
     [not found]                     ` <e503.7kj.23@gated-at.bofh.it>
     [not found]                       ` <e5jh.7yW.5@gated-at.bofh.it>
     [not found]                         ` <edJU.6nT.25@gated-at.bofh.it>
2003-07-28 20:45                           ` Julien Oster
2003-08-19 12:02 Richard Underwood
2003-08-19 12:35 ` Alan Cox
2003-08-19 18:30   ` Daniel Gryniewicz
2003-08-19 18:29     ` David S. Miller
2003-08-19 19:12       ` Daniel Gryniewicz
2003-08-19 19:10         ` David S. Miller
2003-08-20 16:49         ` Bill Davidsen
2003-08-20 17:00           ` David S. Miller
2003-08-20 17:44             ` Ben Greear
2003-08-20 17:48               ` David S. Miller
2003-08-20 23:18                 ` Julian Anastasov
2003-08-23 20:50                 ` Bill Davidsen
2003-08-20 19:08             ` Bill Davidsen
2003-08-20 20:07               ` Bas Bloemsaat
2003-08-19 19:42       ` bill davidsen
2003-08-19 13:11 ` Bas Bloemsaat
2003-08-19 15:34   ` David S. Miller
2003-08-19 17:39     ` Lars Marowsky-Bree
2003-08-19 17:36       ` David S. Miller
2003-08-19 21:01         ` Harley Stenzel
2003-08-19 16:19   ` Stephan von Krawczynski
2003-08-19 16:54   ` David S. Miller
2003-08-19 17:15     ` Stephan von Krawczynski
2003-08-19 16:56 ` David S. Miller
2003-08-19 14:34 Richard Underwood
2003-08-19 14:54 ` Willy Tarreau
2003-08-19 15:07   ` Stephan von Krawczynski
2003-08-19 15:57     ` David S. Miller
2003-08-19 16:52       ` Stephan von Krawczynski
2003-08-19 16:53         ` David S. Miller
2003-08-19 17:12           ` Stephan von Krawczynski
2003-08-19 17:09             ` David S. Miller
2003-08-19 19:04         ` Alan Cox
2003-08-19 19:01           ` David S. Miller
2003-08-19 19:19             ` Bas Bloemsaat
2003-08-19 19:16               ` David S. Miller
2003-08-20  8:49               ` Roman Pletka
2003-08-20 14:15                 ` Stephan von Krawczynski
2003-08-20 14:43                   ` Roman Pletka
2003-08-20 15:55                     ` Stephan von Krawczynski
2003-08-20 16:47                       ` Roman Pletka
2003-08-19 15:53   ` Bill Davidsen
2003-08-19 16:14     ` David S. Miller
2003-08-19 17:17       ` Bill Davidsen
2003-08-19 19:08 ` Alan Cox
2003-08-19 21:53   ` Stephan von Krawczynski
2003-08-19 16:54 Richard Underwood
2003-08-19 16:51 ` David S. Miller
2003-08-19 17:10   ` Stephan von Krawczynski
2003-08-19 17:07     ` David S. Miller
2003-08-19 19:57       ` bill davidsen
2003-08-19 17:56 Richard Underwood
2003-08-19 17:53 ` David S. Miller
2003-08-19 18:05 Richard Underwood
2003-08-19 18:21 ` David S. Miller
2003-08-20 12:52   ` Harley Stenzel
2003-08-19 18:16 Richard Underwood
2003-08-19 18:13 ` David S. Miller
2003-08-19 18:30   ` Bas Bloemsaat
     [not found] <mdtk.Zy.1@gated-at.bofh.it>
     [not found] ` <mgUv.3Wb.39@gated-at.bofh.it>
     [not found]   ` <mgUv.3Wb.37@gated-at.bofh.it>
     [not found]     ` <miMw.5yo.31@gated-at.bofh.it>
2003-08-19 18:48       ` Andi Kleen
2003-08-19 19:17         ` Daniel Gryniewicz
2003-08-19 19:21           ` Andi Kleen
2003-08-19 19:27             ` Daniel Gryniewicz
2003-08-19 19:24               ` David S. Miller
2003-08-19 19:32               ` Andi Kleen
2003-08-19 19:28                 ` David S. Miller
2003-08-20  9:53                   ` Alan Cox
2003-08-20 15:41                   ` Stephan von Krawczynski
2003-08-20 15:38                     ` David S. Miller
2003-08-19 19:38           ` Valdis.Kletnieks
2003-08-19 19:37             ` David S. Miller
2003-08-19 20:44               ` Valdis.Kletnieks
2003-08-19 19:00 Richard Underwood
2003-08-19 18:58 ` David S. Miller
     [not found] <mfYi.374.31@gated-at.bofh.it>
     [not found] ` <mkbE.6Rk.35@gated-at.bofh.it>
2003-08-19 20:00   ` Andi Kleen
2003-08-19 19:56     ` David S. Miller
2003-08-19 22:12 Richard Underwood
2003-08-19 22:11 ` David S. Miller
2003-08-19 23:15   ` Stephan von Krawczynski
2003-08-20  8:58 Richard Underwood
2003-08-20 15:23 ` jamal
2003-08-20 15:28   ` jamal
2003-08-20 20:10 Richard Underwood

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