Re: Linux & draft-gont-6man-slaac-dns-config-issues

Lorenzo Colitti <lorenzo@google.com> Tue, 24 March 2015 13:20 UTC

Return-Path: <lorenzo@google.com>
X-Original-To: ipv6@ietfa.amsl.com
Delivered-To: ipv6@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 686E01A1A5A for <ipv6@ietfa.amsl.com>; Tue, 24 Mar 2015 06:20:59 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.388
X-Spam-Level:
X-Spam-Status: No, score=-1.388 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FM_FORGED_GMAIL=0.622, HTML_MESSAGE=0.001, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01] autolearn=no
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id MxC9BGykuYJP for <ipv6@ietfa.amsl.com>; Tue, 24 Mar 2015 06:20:58 -0700 (PDT)
Received: from mail-ie0-x22b.google.com (mail-ie0-x22b.google.com [IPv6:2607:f8b0:4001:c03::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 359121A1A59 for <6man@ietf.org>; Tue, 24 Mar 2015 06:20:58 -0700 (PDT)
Received: by iedm5 with SMTP id m5so59929989ied.3 for <6man@ietf.org>; Tue, 24 Mar 2015 06:20:57 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=Nan+yECrfPPrw9OMHA3iH4mBZxgaRZ3woSO+4b1frGo=; b=HPo42WTtI0xmuGm88zA0epuiXPC8nWfNXmZAEaCGKTyZJWvr8u+lEGbZQvDibNPEZx pJ2cA4zD7o9uAvwWZm8SoX1cHALm/qlzHoKVYVDgYRqw2wHj3A5iX2e5HkNbmzJNsIq6 USShgIzcgpCwzKk8V2MgyzXGdrLEFlgFiPTuMBdGclR8QYsgUHCDxqCfatu8dMX63JP7 51LFIOdYBVI/FSweVUOksdQYTkby/23TwUpsKX5cGVO31mxYiheXNdbxsFYt2zEQOwuZ b7TsP1A+lP4hjE1XoWdG++VvFUmI3dLMUfZqPJ9jRYRbarfTupqaTvW51Dfo2DzghIeU P2/Q==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-type; bh=Nan+yECrfPPrw9OMHA3iH4mBZxgaRZ3woSO+4b1frGo=; b=YLxStp8VAwMtf6nHDBASqEaAyzibcrSTY297kVxJDkIKPa/6L4mbjbBEJXppCQfYWz Fea5KeLgIvM/ZF2R4CkeKUaFS+hXHwbY7NSfYsdMnfLacuwA5uTOQMYfWgKJ7kfaaBrI Jhmpng94LiP4MLqcqH2hbDSMKAwwhB69fgoBFCE45Miaw8tq+cmIgwF7Mhq2yDWjOpp6 ik/QJMcSbEe9RS1kVHzxetR0bYkvuDBUUEu+BQjdCyNVW6VPydbqAvdtp2JXJ7D2ZTXL sMt/CDhwwovXt4+jZACPqWws+P5k0sayV8wV2pdmXRsDfdnSQD6GHWz/xvxqLC6luvpm ytpw==
X-Gm-Message-State: ALoCoQnpZU7EOyJJSlVMU6Drz5MywVoYEOiAtAAWA6FixaLwJrdp3zTTrhBVDjd9oJqcDp8Wcm/E
X-Received: by 10.50.176.196 with SMTP id ck4mr22351091igc.40.1427203257570; Tue, 24 Mar 2015 06:20:57 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.64.195.75 with HTTP; Tue, 24 Mar 2015 06:20:37 -0700 (PDT)
In-Reply-To: <55102C6B.1060608@si6networks.com>
References: <55102C6B.1060608@si6networks.com>
From: Lorenzo Colitti <lorenzo@google.com>
Date: Tue, 24 Mar 2015 08:20:37 -0500
Message-ID: <CAKD1Yr2XfeSuQAj94kN1AF_8cet2L+uEkJnO59NyYgtwyfXu7A@mail.gmail.com>
Subject: Re: Linux & draft-gont-6man-slaac-dns-config-issues
To: Fernando Gont <fgont@si6networks.com>
Content-Type: multipart/alternative; boundary="089e0111b8fa30cc71051208a7ba"
Archived-At: <http://mailarchive.ietf.org/arch/msg/ipv6/OghF3kLgq9SyEWiDTUxzh-YBHG4>
Cc: draft-gont-6man-slaac-dns-config-issues@tools.ietf.org, "6man@ietf.org" <6man@ietf.org>
X-BeenThere: ipv6@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "IPv6 Maintenance Working Group \(6man\)" <ipv6.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ipv6>, <mailto:ipv6-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/ipv6/>
List-Post: <mailto:ipv6@ietf.org>
List-Help: <mailto:ipv6-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ipv6>, <mailto:ipv6-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 24 Mar 2015 13:20:59 -0000

On Mon, Mar 23, 2015 at 10:08 AM, Fernando Gont <fgont@si6networks.com>
wrote:

> This is how Linux fixes this problem (client-side) in Network Manager:
>
> *
> <
> http://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=c0d2ad580748a7305bdf882911be3d2a18b6cfc0
> >
> *
> <
> http://cgit.freedesktop.org/NetworkManager/NetworkManager/commit/?id=c0048e7b40d5fe6243253179d749d8b7a30179eb
> >
>

Limiting the maximum duration of DNS servers announced in the RA seems like
a clear bug in the spec. We should fix that.