Re: [trill] Fwd: Mail regarding draft-ietf-trill-over-ip
Tom Herbert <tom@herbertland.com> Mon, 04 May 2015 15:26 UTC
Return-Path: <tom@herbertland.com>
X-Original-To: trill@ietfa.amsl.com
Delivered-To: trill@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 49B961A8722 for <trill@ietfa.amsl.com>; Mon, 4 May 2015 08:26:00 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.978
X-Spam-Level:
X-Spam-Status: No, score=-1.978 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, FM_FORGED_GMAIL=0.622, RCVD_IN_DNSWL_LOW=-0.7] autolearn=ham
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 2KVBP5wqPVym for <trill@ietfa.amsl.com>; Mon, 4 May 2015 08:25:55 -0700 (PDT)
Received: from mail-ig0-f177.google.com (mail-ig0-f177.google.com [209.85.213.177]) (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 4130A1A871E for <trill@ietf.org>; Mon, 4 May 2015 08:25:55 -0700 (PDT)
Received: by igblo3 with SMTP id lo3so84633366igb.0 for <trill@ietf.org>; Mon, 04 May 2015 08:25:54 -0700 (PDT)
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:date :message-id:subject:from:to:content-type; bh=6KX/UczvZgQrEeNl62bBYjGMfSbB/IALXOLIpBc+dxM=; b=MpsjwI1IAQwBdbm6pN5U+YgtFhsPjO6Rod9RCELdzvaGih9/Ivkqpx9WRAtvvsZdG1 3F8GZIItyCRX8FWJ8sIwGU78woLhfR61uwj6wrxYge4rUmPyFu/hNxuw2hDNHX3eKek0 EzGc0O2pLATh82I1fgm7XDYnNzAINd59zNQfmlsgC4Hp6FQyftDAqDOxGLk4G0ceGPZC Jpsob1a+dUEhBrfDNmltCdCbBtvP7L08YV+II34uBJG6JcfO7czkNKItg1ql398cN7Wa gwSyPjDdL911bgd/p87rf0CczyqdamSxLOhOlZuyCvQTHzkDKyFuwgi96JDxAU6BI5Mp zdkQ==
X-Gm-Message-State: ALoCoQnu5HYt3iw4/WeXfavTWBCY9sv/uPWfnarllFf2LY/rnQuVRmcxU6vcXmGaaTbg4DS9t2Ih
MIME-Version: 1.0
X-Received: by 10.43.169.137 with SMTP id nm9mr27833363icc.82.1430753154684; Mon, 04 May 2015 08:25:54 -0700 (PDT)
Received: by 10.107.160.2 with HTTP; Mon, 4 May 2015 08:25:54 -0700 (PDT)
In-Reply-To: <CALx6S36UJ5qfjgsn6V5z2cSzU2yUm1L9--_wxmThiVVLOcVeWw@mail.gmail.com>
References: <CALx6S36UJ5qfjgsn6V5z2cSzU2yUm1L9--_wxmThiVVLOcVeWw@mail.gmail.com>
Date: Mon, 04 May 2015 08:25:54 -0700
Message-ID: <CALx6S34o4p1mBjJ=DLZKiSUaWb=wP14om1eFEUz_8VTUPd32Eg@mail.gmail.com>
From: Tom Herbert <tom@herbertland.com>
To: trill@ietf.org
Content-Type: text/plain; charset="UTF-8"
Archived-At: <http://mailarchive.ietf.org/arch/msg/trill/UKacGpSL-3TlT44eYuqFMjsBQaA>
Subject: Re: [trill] Fwd: Mail regarding draft-ietf-trill-over-ip
X-BeenThere: trill@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: "Developing a hybrid router/bridge." <trill.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/trill>, <mailto:trill-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/trill/>
List-Post: <mailto:trill@ietf.org>
List-Help: <mailto:trill-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/trill>, <mailto:trill-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 04 May 2015 15:26:00 -0000
On Mon, May 4, 2015 at 8:06 AM, Tom Herbert <tom@herbertland.com> wrote: > On Fri, May 1, 2015 at 3:48 PM, Joe Touch <touch at isi.edu> wrote: >> Hi, all, >> >> Have you considered GUE as an encapsulation layer? > > What would be the best document to look at if someone wanted to learn about GUE? > https://tools.ietf.org/html/draft-ietf-nvo3-gue-00 is the starting point. There are other drafts for extensions (virtualization, fragmentation, security, etc.). The work of the Encapsulation design team might also be helpful (https://tools.ietf.org/html/draft-rtg-dt-encap-01). >> Encapsulating anything in UDP directly has a number of hazards, >> including support for at-rate fragmentation, IPv4 ID generation, etc., >> that GUE is intended to address. > Another difficult area in tunneling over UDP is checksum handling, particularly for using zero UDP checksums with IPv6 (allowed by RFC6935, RFC6936). The TRILL-in-IP draft doesn't seem to address this, but this has been a big concern in other tunneling over UDP proposals (MPLS/UDP, GRE/UDP) since switches don't typically support checksum. There is an extension to GUE to address this in draft-herbert-guecsum-00. Thanks, Tom
- [trill] Fwd: Mail regarding draft-ietf-trill-over… Donald Eastlake
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Donald Eastlake
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Donald Eastlake
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Xuxiaohu
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Tom Herbert
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Xuxiaohu
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] [nvo3] Fwd: Mail regarding draft-ietf… Tom Herbert
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Tom Herbert
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Tom Herbert
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Templin, Fred L
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Templin, Fred L
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Templin, Fred L
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Xuxiaohu
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Xuxiaohu
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Templin, Fred L
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Joe Touch
- Re: [trill] [sfc] Fwd: Mail regarding draft-ietf-… Templin, Fred L
- Re: [trill] Fwd: Mail regarding draft-ietf-trill-… Xuxiaohu