From: Hannes Frederic Sowa <hannes@stressinduktion.org>
To: "YOSHIFUJI Hideaki/吉藤英明" <hideaki.yoshifuji@miraclelinux.com>
Cc: Ben Greear <greearb@candelatech.com>,
YOSHIFUJI Hideaki <hideaki@yoshifuji.org>,
netdev@vger.kernel.org,
YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Subject: Re: [PATCH v2 2/2] ipv6: Allow accepting RA from local IP addresses.
Date: Fri, 27 Jun 2014 08:24:13 +0200 [thread overview]
Message-ID: <1403850253.3928.4.camel@localhost> (raw)
In-Reply-To: <53AB6E32.6010907@miraclelinux.com>
Hello!
On Do, 2014-06-26 at 09:49 +0900, YOSHIFUJI Hideaki/吉藤英明 wrote:
> >> (2014/06/25 6:14), greearb@candelatech.com wrote:
> >>> From: Ben Greear <greearb@candelatech.com>
> >>>
> >>> This can be used in virtual networking applications, and
> >>> may have other uses as well. The option is disabled by
> >>> default, so no change to current operating behaviour
> >>
> >> standard compliant behavior?
> >
> > I've no idea. Can you point me to the proper standard (and
> > pertinent section)?
>
> I was wrong.
>
> I found this code was added by commit 9f56220 ("ipv6: Do not
> use routes from locally generated RAs") to fix behavior when
> accept_ra == 2.
>
> But I do not understand why it is not enough to restrict local
> address on receiving interface.
>
> Andi, would you explain?
Wouldn't we alter existing behaviour in case someone connects several
NICs in a router to the same network while only running radvd on one
interface. Additional addresses would show up where prior none would
have.
I am in favor of checking all addresses in the current namespace.
Greetings,
Hannes
prev parent reply other threads:[~2014-06-27 6:24 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-24 21:14 [PATCH v2 1/2] ipv6: Add more debugging around accept-ra logic greearb
2014-06-24 21:14 ` [PATCH v2 2/2] ipv6: Allow accepting RA from local IP addresses greearb
2014-06-24 22:22 ` YOSHIFUJI Hideaki
2014-06-25 3:19 ` Ben Greear
2014-06-25 8:48 ` Hannes Frederic Sowa
2014-06-26 0:49 ` YOSHIFUJI Hideaki/吉藤英明
2014-06-26 0:57 ` David Miller
2014-06-27 6:24 ` Hannes Frederic Sowa [this message]
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