Re: [DNSOP] Draft for dynamic discovery of secure resolvers

Ted Lemon <mellon@fugue.com> Mon, 20 August 2018 00:13 UTC

Return-Path: <mellon@fugue.com>
X-Original-To: dnsop@ietfa.amsl.com
Delivered-To: dnsop@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 96216130E07 for <dnsop@ietfa.amsl.com>; Sun, 19 Aug 2018 17:13:04 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.909
X-Spam-Level:
X-Spam-Status: No, score=-1.909 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, T_DKIMWL_WL_MED=-0.01, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=fugue-com.20150623.gappssmtp.com
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 hpDsrNmvfNE5 for <dnsop@ietfa.amsl.com>; Sun, 19 Aug 2018 17:13:03 -0700 (PDT)
Received: from mail-it0-x236.google.com (mail-it0-x236.google.com [IPv6:2607:f8b0:4001:c0b::236]) (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 14C1F1277D2 for <dnsop@ietf.org>; Sun, 19 Aug 2018 17:13:03 -0700 (PDT)
Received: by mail-it0-x236.google.com with SMTP id d10-v6so18317265itj.5 for <dnsop@ietf.org>; Sun, 19 Aug 2018 17:13:03 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fugue-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=yp58Rbhco/rHPvfx/+WSzyt3Y8VCyF5FwlrxL3P4W0g=; b=aQRr1lBlnXZ0ZtW/Nj5I7Rnz5DlyWGxnNjz5CfI0xoq1f04iSq+M5Jwf9Mz/OBgE0I m/XNufQ+yP71qEGo6iKz66XuCq769t4wXfxKa+KfwcQlCboH6BG5rDgSsPktIfRFIAv4 LIU8aAt4+EEmenzhwEZICDMyEhUVe/U+gaKzEbG0OzC24cYkLEwK2knC4weNvb+2mrZ1 IVztMitRXjA5LC5rnsKK4Q21W1kENJLnub7U9jzS/Ti6/kFjrMOimEA13twlAx/w2NNs qb+YtvsBUC4x0RO/pkBicNiU75GT+EmAISvAXQJRQBiyzOLComypQIwU/IN1za9+Ugxq j0Yg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=yp58Rbhco/rHPvfx/+WSzyt3Y8VCyF5FwlrxL3P4W0g=; b=dkPqro9jsMQcyD7Jm75jpWwtBi6cI/MIX+58Bs/e4g5A0DM+sViuMxsxJnUpEzm6Kv gfkw34IA2vEA2Z7+9rGQrnb+021qTNaPqMO+sFJWd0BN63vbZqZHs8+SPg9rn6texnvS GgXXcOBy9zLNZ5eFTDSGQ5azXOBQ5Gqf2zGaDd+fL2j6H6Xa0tE3YXtdjgCTVXIAli0W TbF1HChRET3d2YRIqMEOK21T2w+jXzF+ngdojaYpBqOU9EEQO7/pT1l4fOT/UnHKhaac KMeBe/MhHrbWUHJdv5eD0W8qjYhsDilIy7vxi8T++FDONUAjZ0zqR9QP+haay/HY8ujY 6hnA==
X-Gm-Message-State: AOUpUlEsEOS3dbc4vjEhxZuvEn6RIs92m1vsRwJaNhgomkbURF3kj4II HqIYIyTGJBqP0ul8EFQUeCWbv/IMq6F/u1NaRi2EkDW5
X-Google-Smtp-Source: AA+uWPwNkaFckWWAOq1/LIHRWqIDDw8BwJ2/o6dx1traXh2Nhy3CSvJ8akBmwHIJ+UIEzj4slqoBTZMWUtXRCJultec=
X-Received: by 2002:a24:5f92:: with SMTP id r140-v6mr32767525itb.95.1534723982342; Sun, 19 Aug 2018 17:13:02 -0700 (PDT)
MIME-Version: 1.0
References: <CAPt1N1nEH86yPvtoNqJ+xM-OFunEqr2x8s2LV_yFU1fkVt9WUQ@mail.gmail.com> <53074d98-a8ef-9127-edc7-d3e3188c2453@dougbarton.us> <CAPt1N1muo07jvDmyM+oL96Ow1RXGcsgVKX51S86CUcedirzvew@mail.gmail.com> <20180819.204841.532639858.sthaug@nethelp.no> <CAPt1N1nFW_h1i9cetKXm1isp9aUDKH73ZB+3trabFZd9NSDZkw@mail.gmail.com> <40510317-dadc-7d93-543a-7da71fafd288@dougbarton.us> <CAPt1N1kHHKwKiKsncK7QjHNPsCs5mCOzp_=1LO=Ci3HfQ9dw7Q@mail.gmail.com> <CAArYzrKTehNQ=4hS+QG_VuN-+x-aX6o2c88WgY4OrnhMa-xv9g@mail.gmail.com> <5B7A070C.1040209@redbarn.org>
In-Reply-To: <5B7A070C.1040209@redbarn.org>
From: Ted Lemon <mellon@fugue.com>
Date: Sun, 19 Aug 2018 20:12:51 -0400
Message-ID: <CAPt1N1kPW-OytBqtMy8SLKG9noLyHCN_Bjgg=CU2Wt=+OLxPzQ@mail.gmail.com>
To: Paul Vixie <paul@redbarn.org>
Cc: dnsop@ietf.org, manu tman <chantr4@gmail.com>
Content-Type: multipart/alternative; boundary="000000000000cbd6420573d2c5e8"
Archived-At: <https://mailarchive.ietf.org/arch/msg/dnsop/jw9R074tw07GpW9CGtxPbpUvrkY>
Subject: Re: [DNSOP] Draft for dynamic discovery of secure resolvers
X-BeenThere: dnsop@ietf.org
X-Mailman-Version: 2.1.27
Precedence: list
List-Id: IETF DNSOP WG mailing list <dnsop.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dnsop>, <mailto:dnsop-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dnsop/>
List-Post: <mailto:dnsop@ietf.org>
List-Help: <mailto:dnsop-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dnsop>, <mailto:dnsop-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 20 Aug 2018 00:13:05 -0000

Okay. How are you going to write the applicability statement?

On Sun, Aug 19, 2018 at 8:10 PM Paul Vixie <paul@redbarn.org> wrote:

> i think a good modern stub should have several settings that are missing
> in today's stable of internet endpoints.
>
> "these are my preferred servers, even when dhcp tells me otherwise"
>
> "if there's a tcp/853 trust path available, and it works, prefer it"
>
> "if my preferred servers can't be reached i do/don't want to follow dhcp"
>
> "if dhcp doesn't give me working servers, try these global ones instead"
>
> the lack of these knobs today should not inform our debate as to whether
> to add dhcp elements to support tcp/853. rather, they are a separate
> problem -- just as dhcp authentication is a separate problem.
>