IETF Logo Mail Archive

Re: [Idr] Bug in RFC 7911 (add-paths) and tie-breaking

Gyan Mishra <hayabusagsm@gmail.com> Sat, 26 June 2021 18:24 UTC

Return-Path: <hayabusagsm@gmail.com>
X-Original-To: idr@ietfa.amsl.com
Delivered-To: idr@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 8F3A83A1FB4 for <idr@ietfa.amsl.com>; Sat, 26 Jun 2021 11:24:27 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -0.469
X-Spam-Level:
X-Spam-Status: No, score=-0.469 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, HTML_IMAGE_ONLY_24=1.618, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_REMOTE_IMAGE=0.01, URIBL_BLOCKED=0.001] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.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 xj3gGMPjzqjN for <idr@ietfa.amsl.com>; Sat, 26 Jun 2021 11:24:23 -0700 (PDT)
Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) (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 E65CE3A1FB1 for <idr@ietf.org>; Sat, 26 Jun 2021 11:24:22 -0700 (PDT)
Received: by mail-pl1-x636.google.com with SMTP id v13so6450721ple.9 for <idr@ietf.org>; Sat, 26 Jun 2021 11:24:22 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=iCpE0YFJUTXgiPdtl2mN4c60EqCxLiYnrMgvU/veLjc=; b=GeroBxOdmuFE5d7O/mqBtBuL65IOhuQ2mmDSi3jD5wBF05Ab0AC+zqWW73nCzdIEEr Hy4ulnPLuSomIKjolVuFqUYRqqLAQ6fDHYpQ1ZtGmUGKnbfY0MmFpwFiZIZLoRdn6zM/ usb3uzb1hZq7M6ZHisxKRDhm/FCtAxKiljTEqF8pkbR9bi+5+almRcHj+L/nAlGoFopo dxKmqiHAvcGRVIw39jXJ35lLbA3aj3xc5AErnpx+gUmPjw/sKStq35XlB7IjZryGXlix eM1i4nJfTCSKek0GcDrId0CEXrZzuDgV64T/xnxVSqdLTBXoTijQAzPBM15K08UH/SKR B9dQ==
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=iCpE0YFJUTXgiPdtl2mN4c60EqCxLiYnrMgvU/veLjc=; b=X1DPUUankcHAXMxlJ2TPVK1W5kUTOCQaRv3e9h0Pmj8odTs9Wa4DnWdejHXnmUBmip I2JryxBm6LmbJbhmV1ZH78SAUdzLCQbsdnlU6vN+WSF3jlitO4smlq85DLBXm+mgA7fO AlWGClGJa+LBQOcqz7a8Qm/vqksL+3lXbX4T0jvncLjKxMrEwm22zQuxkFGjwRxlUFcf qeMYi6No4ZzKSS0IcfaXyKJGPz0e6bJNec+/fTtdliBAD8ZjZ9K/l+0+yUouYFq6ThKd M3D7e1qQHhtWhrDC5CoTborh3pk6ISOxZXvhtmde3jRvE+Rms5kuqvo28PxCJbAJsAOo O4vQ==
X-Gm-Message-State: AOAM530VBE+IyEK//bVQjRwO9tF2H3hr7Ybra2JK2VwV4kHm22lFSoV1 796ADVmwp+vetNX42OYHwIhfZnpzQm36r1jiW3HjRyE2HXw=
X-Google-Smtp-Source: ABdhPJx/xiD8/3Lx6sY27/h8mbQ3HECPzwfyWasEpb4vmn7K1Pq6kAL3T3bx2DezMxPWgqFyhtCKvIufWNwDawF7LbM=
X-Received: by 2002:a17:90b:1c06:: with SMTP id oc6mr17188293pjb.112.1624731861220; Sat, 26 Jun 2021 11:24:21 -0700 (PDT)
MIME-Version: 1.0
References: <F689CF63-236D-401D-9C8E-AC1C39CDE772@juniper.net> <20210626144948.GD14665@pfrc.org> <395B392F-DB11-4363-8459-B817EA7C0647@juniper.net> <13414c73-d458-d63b-7703-0c6f5ed38608@foobar.org>
In-Reply-To: <13414c73-d458-d63b-7703-0c6f5ed38608@foobar.org>
From: Gyan Mishra <hayabusagsm@gmail.com>
Date: Sat, 26 Jun 2021 14:24:10 -0400
Message-ID: <CABNhwV1dWuM543rongaXeeNp9iRf2iKrfxu8ph-G0y69QSrenA@mail.gmail.com>
To: Nick Hilliard <nick@foobar.org>
Cc: John Scudder <jgs=40juniper.net@dmarc.ietf.org>, "idr@ietf. org" <idr@ietf.org>
Content-Type: multipart/alternative; boundary="00000000000071801c05c5af5da4"
Archived-At: <https://mailarchive.ietf.org/arch/msg/idr/WPtB3hog7MpVa7StlNo01KZwj_Q>
Subject: Re: [Idr] Bug in RFC 7911 (add-paths) and tie-breaking
X-BeenThere: idr@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Inter-Domain Routing <idr.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/idr>, <mailto:idr-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/idr/>
List-Post: <mailto:idr@ietf.org>
List-Help: <mailto:idr-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/idr>, <mailto:idr-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sat, 26 Jun 2021 18:24:28 -0000

+1 on deterministic routing similar to bestpath compare routerid

On Sat, Jun 26, 2021 at 1:54 PM Nick Hilliard <nick@foobar.org> wrote:

> John Scudder wrote on 26/06/2021 16:13:
> > The point of the path-id tie-break, if we did it, would be to make
> > the outcome fully specified in all cases, even those missed by
> > fast-conn-restore.
> ^^^^ that.  It's operationally important to have an option to have
> deterministic routing.
>
> Nick
>
> _______________________________________________
> Idr mailing list
> Idr@ietf.org
> https://www.ietf.org/mailman/listinfo/idr
>
-- 

<http://www.verizon.com/>

*Gyan Mishra*

*Network Solutions A**rchitect *

*Email gyan.s.mishra@verizon.com <gyan.s.mishra@verizon.com>*



*M 301 502-1347*

v2.23.0 | Report a Bug | By Email