[spring] NEXT-ONLY-CSID in draft-filsfils-spring-net-pgm-extension-srv6-usid-12

Trevor Mendez <tmendez@arista.com> Fri, 25 March 2022 18:20 UTC

Return-Path: <tmendez@arista.com>
X-Original-To: spring@ietfa.amsl.com
Delivered-To: spring@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 8645C3A1771 for <spring@ietfa.amsl.com>; Fri, 25 Mar 2022 11:20:18 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -7.107
X-Spam-Level:
X-Spam-Status: No, score=-7.107 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-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=arista.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 4JtL8ce1W8YF for <spring@ietfa.amsl.com>; Fri, 25 Mar 2022 11:20:14 -0700 (PDT)
Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) (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 0D3AA3A1770 for <spring@ietf.org>; Fri, 25 Mar 2022 11:20:13 -0700 (PDT)
Received: by mail-pj1-x102a.google.com with SMTP id mp6-20020a17090b190600b001c6841b8a52so12945505pjb.5 for <spring@ietf.org>; Fri, 25 Mar 2022 11:20:13 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arista.com; s=google; h=mime-version:from:date:message-id:subject:to; bh=JvoOFUMigCYdnLaQiQXorCrh7xF5aHuJULyfiF0Kb08=; b=J9KE3utwnwXcH9CJbm35AghF1f1V+dut2GMqzJlN3yjj3zTIPGZskIMyyjMq0teyU2 Hc/+D8xyABnj5+SWcfqa7FzKzSyMiTTNTp+QFrERBbvFdF2103fXUeGSaOEkvndiO6xF 04Hp7QCUaWpNAk4SEcpmwXYiLSbageiL2xdMYkQ1jHo0mDs97+z/jTQUJfOcrOjA8KEA VAahN0+eOKgvcFrBJewUrXXPqKVTF3b6tq0bM8UJhNMIwBazS3LNrJfKZVJnoOGJ7MIf xO/vUXXJdL/bHbOmnYEdrbJoU+pV+swqtERWfqZrqG2oB5GI0/p0DLB/vy26lbu1B3FY q0PQ==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=JvoOFUMigCYdnLaQiQXorCrh7xF5aHuJULyfiF0Kb08=; b=LwgFneIgu6UqMBGTN6HWJmhs+1TlJ08JP3S0A0VO2oGYREf1drkNcs6QDpKWhXmorF /M9D1E6gH2LePVQlzT4Azy7DaswH3q3R2/vNElSmwJeAfjdlcte8IDI6JeLobsdJ7eYW 0nu8xs0EwmQlSZqEJLPgpdiCckYNZ3VzHdW1wDthM+LdyU9byGspSpEzdyrX5AkaCe4G sohgy775N10kuw4jcX2niNtz8+7AU89sniKBr2yUtBRGcKQE3SQGEppKIHoXEo4CsCvk uclwVAGtAWkD3G4dFXWVx9PIhA/CyholdF+OVobewpKgHEXnX4MbJckyMRczP8bCU73A Biaw==
X-Gm-Message-State: AOAM530gkAdm9SKmEN0AajYE2fZlgjawEhW8n9VrrNfUVF7/yu9gmMAJ htPUuXppM/sa9OSy3s0MavGgzZboNAoufEaf39pk03cLyth9NrxP
X-Google-Smtp-Source: ABdhPJy43zUb4lrs0idwpdkamvBPjZQdupiUDph80rcrr8lacBcsw3hY5f9CamZb5N/MIA7jpnV+9TqEt2kFpw6B3QY=
X-Received: by 2002:a17:903:244d:b0:154:3bb0:7b8c with SMTP id l13-20020a170903244d00b001543bb07b8cmr13248399pls.115.1648232400993; Fri, 25 Mar 2022 11:20:00 -0700 (PDT)
MIME-Version: 1.0
From: Trevor Mendez <tmendez@arista.com>
Date: Fri, 25 Mar 2022 14:19:50 -0400
Message-ID: <CAOAtsUOTHjtAy_HBcY4apok90A2vt_eSqo7ABLc4nqkyO-aKMw@mail.gmail.com>
To: spring@ietf.org
Content-Type: multipart/alternative; boundary="000000000000c5354c05db0f021b"
Archived-At: <https://mailarchive.ietf.org/arch/msg/spring/kP5KiL50uDlnZO8IJ0x_svvHXUw>
X-Mailman-Approved-At: Mon, 28 Mar 2022 00:17:55 -0700
Subject: [spring] NEXT-ONLY-CSID in draft-filsfils-spring-net-pgm-extension-srv6-usid-12
X-BeenThere: spring@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "Source Packet Routing in NetworkinG \(SPRING\)" <spring.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/spring>, <mailto:spring-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/spring/>
List-Post: <mailto:spring@ietf.org>
List-Help: <mailto:spring-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/spring>, <mailto:spring-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 25 Mar 2022 18:20:19 -0000

Hi all,

What is the meaning of NEXT-ONLY-CSID?  It isn't clear to me what the
difference is between 42 and 43 below?

   +=======+========+======================================+===========+
   | Value |  Hex   |          Endpoint behavior           | Reference |
   +=======+========+======================================+===========+
   | 42    | 0x002A |       End with NEXT-ONLY-CSID        | [This.ID] |
   +-------+--------+--------------------------------------+-----------+
   | 43    | 0x002B |          End with NEXT-CSID          | [This.ID] |
   +-------+--------+--------------------------------------+-----------+


(Looks like a similar question was asked before here
<https://mailarchive.ietf.org/arch/msg/spring/CAhP45_cgEQ2_1cWLFBdm8llJYA/>,
but I didn't see an answer.)

Thanks,
Trevor