IETF Logo Mail Archive

Re: [Lsr] Query on OSPFv2 Extended Link TLV

JAZEEL MOHAMMED <jazeel06@gmail.com> Fri, 05 June 2020 12:05 UTC

Return-Path: <jazeel06@gmail.com>
X-Original-To: lsr@ietfa.amsl.com
Delivered-To: lsr@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 49F0B3A148E for <lsr@ietfa.amsl.com>; Fri, 5 Jun 2020 05:05:53 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.847
X-Spam-Level:
X-Spam-Status: No, score=-1.847 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_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham 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 TdhGEEBMKItT for <lsr@ietfa.amsl.com>; Fri, 5 Jun 2020 05:05:51 -0700 (PDT)
Received: from mail-ot1-x333.google.com (mail-ot1-x333.google.com [IPv6:2607:f8b0:4864:20::333]) (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 9B60C3A1205 for <lsr@ietf.org>; Fri, 5 Jun 2020 05:05:51 -0700 (PDT)
Received: by mail-ot1-x333.google.com with SMTP id m2so7373179otr.12 for <lsr@ietf.org>; Fri, 05 Jun 2020 05:05:51 -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=eVgKkwnlKrGwgQGCvO8rhiX/JZhr1NO5P24on3M3EJc=; b=SYIdZxjQDW5M1zzbOStBcfv4LyJA4D6QehungAcnrU/Zj/MruPDBBsF6fZT8rUGWmK /f8LQrCyU7eBOkER3BAT6FXIddwIG+gh7gAJ7YEIW8kBpds7T+LDiEA1wjEZOosQm9ec NhFDXlrhvrPUljUyvka6umGy5gQ63j9wI/v2ROTh1Fu3UTayNAaAruNyvtnR6U4uBcK9 QTKSER02PRY4wU3UX4VXSJN5lFjaqtffMsc7VAX/liXoJ9hs3zteVQVGAaupGYu1rTPd w0sXk6l4N8VyuOK3e4huExEBCUoJL8OEIH8N1mzBGFKwitv3cDMo4JQsnlKj0zLsYhfF NQzw==
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=eVgKkwnlKrGwgQGCvO8rhiX/JZhr1NO5P24on3M3EJc=; b=ewmou/lKtM086f+hMGtcpoEtLVdqMu/IJVt2ACUKLIgmzD2ZiMCJ0tj3Km0hf5k/L+ 39v+J6sY9VL5e5Y0FibXVznpBryLNg/rebF+VmlhsQOtXdY777DVbC7scAsQlmbETOKS I2+BTPOOJsQopSex9xgl6lJgXK2Uvlz5Qy51zFOEM1PFOOtAyeSLDMugGM7M7LDbA1W9 1X0L3ikZSgdTMuUHUFIQ5SKqDFM8x0NMD/jQZZq69lt5ax6GBWISS3LewLYAxm5H0q1W +ogDEbsCqmuO2NxZUXsPZPpPVK/qdkvFzVRiWIZRfja1uuQJd/IW6Icrh7BxLt3/2pG3 uUyQ==
X-Gm-Message-State: AOAM531pomKtr8Ej4kLEL0fO7Y0Re45o3cHZsK5jC7T2LYPVgOuuF7Ze hivi0Fb/D3OpLn2LK44XDaLuUKG4sw4DTJR2z88=
X-Google-Smtp-Source: ABdhPJwcR5mzM/oiQfI7sT1O6Zm56mlaerEHqUZsGW6u9XS8a9tfx7vSieBhXlbqeon7+RthkOdg8xZZjMJINFucSys=
X-Received: by 2002:a9d:7a50:: with SMTP id z16mr7792184otm.292.1591358750783; Fri, 05 Jun 2020 05:05:50 -0700 (PDT)
MIME-Version: 1.0
References: <CAL6GYgG=c4DMVKf-8BNxD40y1=TwNgXwvg=Onw2X+pAA2XTLxg@mail.gmail.com> <F2149036-41EA-410E-89E4-5DA6AE27ED1E@cisco.com>
In-Reply-To: <F2149036-41EA-410E-89E4-5DA6AE27ED1E@cisco.com>
From: JAZEEL MOHAMMED <jazeel06@gmail.com>
Date: Fri, 05 Jun 2020 17:35:39 +0530
Message-ID: <CAL6GYgG+87mtVkQUXLisqhX16iy0N28p1AWegVuAjDmsqyvfyQ@mail.gmail.com>
To: "Acee Lindem (acee)" <acee@cisco.com>
Cc: "lsr@ietf.org" <lsr@ietf.org>
Content-Type: multipart/alternative; boundary="0000000000000cfbfb05a755151b"
Archived-At: <https://mailarchive.ietf.org/arch/msg/lsr/RbRHXKo0maq5ii-JKnerjOKIR-o>
Subject: Re: [Lsr] Query on OSPFv2 Extended Link TLV
X-BeenThere: lsr@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Link State Routing Working Group <lsr.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/lsr>, <mailto:lsr-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/lsr/>
List-Post: <mailto:lsr@ietf.org>
List-Help: <mailto:lsr-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/lsr>, <mailto:lsr-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 05 Jun 2020 12:05:53 -0000

Thanks a lot Acee for quick response.

Regards,
Jazeel Mohammed

On Fri, Jun 5, 2020 at 5:23 PM Acee Lindem (acee) <acee@cisco.com> wrote:

> Hi Jazeel,
>
>
>
>
>
> *From: *Lsr <lsr-bounces@ietf.org> on behalf of JAZEEL MOHAMMED <
> jazeel06@gmail.com>
> *Date: *Friday, June 5, 2020 at 7:41 AM
> *To: *"lsr@ietf.org" <lsr@ietf.org>
> *Subject: *[Lsr] Query on OSPFv2 Extended Link TLV
>
>
>
> Hi LSR WG,
>
>
>
> I am finding it hard to understand the below statement under section "3.1.
> OSPFv2 Extended Link TLV" in RFC7684..
>
>
>
> " If this TLV is advertised multiple times in the same OSPFv2
> Extended Link Opaque LSA, only the first instance of the TLV is used
> by receiving OSPFv2 routers. This situation SHOULD be logged as an error."
>
>
>
> is this statement applicable only for multiple Extended Link TLV with
> same Link Type and Link Id or any multiple Extended Link TLV in same OSPFv2
> Extended Link Opaque LSA?
>
>
>
> An OSPFv2 Extended Link Opaque LSA will include attributes for a single
> link so it applies irrespective of Link Type and Link ID.
>
>
>
> Thanks,
>
> Acee
>
>
>
>
>
>
>
> Please advise on the same.
>
>
>
> Thank you,
>
> Jazeel Mohammed
>

v2.23.0 | Report a Bug | By Email