Re: [Teas] WG adoption - draft-nsdt-teas-ietf-network-slice-definition

Jeff Tantsura <jefftant.ietf@gmail.com> Fri, 15 January 2021 20:42 UTC

Return-Path: <jefftant.ietf@gmail.com>
X-Original-To: teas@ietfa.amsl.com
Delivered-To: teas@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 74F053A119D for <teas@ietfa.amsl.com>; Fri, 15 Jan 2021 12:42:03 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.096
X-Spam-Level:
X-Spam-Status: No, score=-2.096 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_MESSAGE=0.001, RCVD_IN_DNSWL_BLOCKED=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 AoMzFrWXHZja for <teas@ietfa.amsl.com>; Fri, 15 Jan 2021 12:42:01 -0800 (PST)
Received: from mail-pg1-x52d.google.com (mail-pg1-x52d.google.com [IPv6:2607:f8b0:4864:20::52d]) (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 A32233A1196 for <teas@ietf.org>; Fri, 15 Jan 2021 12:42:01 -0800 (PST)
Received: by mail-pg1-x52d.google.com with SMTP id n7so6782181pgg.2 for <teas@ietf.org>; Fri, 15 Jan 2021 12:42:01 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:message-id:in-reply-to:references:subject :mime-version; bh=gaGiOE+e6n3jJfQz4X4ngjlbh1SpAqWokQJCqoJ7Dlk=; b=PrthBtF0mbqYUn0J33OatOBrz1wDpT14uG7jWMXAccul1lYtlsrexs6ySf0KKo0D3g WX6YHyDvVKGncdHxLKHj/RIlAiZMPjHZ+LNS9lqMD++Yy9wXdhiYFoRnJzhS/74qMkpt uTLrzor1dMGo48ATxmZAlY/rnJvikW8iECa3Iv2d+zra5CeJU1w7vpDdnXeBXUffY5yr cUrzXUC/HOYg5KToVRl8mPz8grqmy4MFVGVK/7655rN70UUCPQuNmtSVFso2M0aUrSvY k+pZn6DmqOXHqFHR0rSdEqbJG6pWDOlQHD+X1Fmwoy7UIbARL8jxpCfrPMFJXJRRlrRz K0/A==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:message-id:in-reply-to :references:subject:mime-version; bh=gaGiOE+e6n3jJfQz4X4ngjlbh1SpAqWokQJCqoJ7Dlk=; b=MjIMwu/qKGjKFcfsa/H9QSaJ7iJPf70ExCUxxRK+Tn2pgdOO8irb48T41gJd6YHlru mycDgWlhvgLohw696nV0bZai2vZthJ4UUhjdBlMmsY4bT/GLtUWjHY7FgBFpxuXlz3vW 6sWqZJl22XmNKYH/IMd2pqBevd71eAxlVN3XVCjbrKg0YZiHrXuC9rAQb7U6yQ2dLbiE HjmJf0GbicqzO1AyXJQpYjrt0NEma55EaggosLsE1clsDdoebW/VILfi0ThVjWQkIGkN Fam993Lz1PvAVJ1s8i1N10uyhjOPaq4iGdYefR0OZANxeTQAj+3c+O5KXyB7XIqm9i+G +VCA==
X-Gm-Message-State: AOAM533qmhiiq9AXnJGqruB3p4dF1TlBI5VXZ58f2Td3mx0MszmwvHfH PGsWaaKgAl608dhJa+Q4Yr4=
X-Google-Smtp-Source: ABdhPJw6RIsOwOR+zqwg0azxN9a20g4+AHGYdYKIbrox9GGmPgxiKtIuGr/+0kSdb49lxgNQnuEBlw==
X-Received: by 2002:a63:564f:: with SMTP id g15mr14588853pgm.334.1610743321115; Fri, 15 Jan 2021 12:42:01 -0800 (PST)
Received: from [192.168.1.3] (c-73-63-232-212.hsd1.ca.comcast.net. [73.63.232.212]) by smtp.gmail.com with ESMTPSA id a141sm9057061pfa.189.2021.01.15.12.41.59 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 15 Jan 2021 12:42:00 -0800 (PST)
Date: Fri, 15 Jan 2021 12:41:53 -0800
From: Jeff Tantsura <jefftant.ietf@gmail.com>
To: peng.shaofu@zte.com.cn, "Joel M. Halpern" <jmh@joelhalpern.com>
Cc: teas@ietf.org
Message-ID: <5ca8f941-884b-4234-ae25-656bb255bac3@Spark>
In-Reply-To: <342ca5e0-7374-9ed3-762f-385628806fb6@joelhalpern.com>
References: <202101151008295415129@zte.com.cn> <342ca5e0-7374-9ed3-762f-385628806fb6@joelhalpern.com>
X-Readdle-Message-ID: 5ca8f941-884b-4234-ae25-656bb255bac3@Spark
MIME-Version: 1.0
Content-Type: multipart/alternative; boundary="6001fe16_70c6a529_10cc4"
Archived-At: <https://mailarchive.ietf.org/arch/msg/teas/dAu9dwFLyKwUOQ4jsEmYviWhNP8>
Subject: Re: [Teas] WG adoption - draft-nsdt-teas-ietf-network-slice-definition
X-BeenThere: teas@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Traffic Engineering Architecture and Signaling working group discussion list <teas.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/teas>, <mailto:teas-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/teas/>
List-Post: <mailto:teas@ietf.org>
List-Help: <mailto:teas-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/teas>, <mailto:teas-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 15 Jan 2021 20:42:04 -0000

+1 Joel

In distributed systems - the communication lines  have to follow the abstraction layers. Peer to peer commination between systems in different layers doesn’t scale and results in broken/ inconsistent end-state.

Cheers,
Jeff
On Jan 14, 2021, 6:18 PM -0800, Joel M. Halpern <jmh@joelhalpern.com>, wrote:
> Given that station in the case below is making a request, isn't it
> reasonable to assume that the request makes its way to the control
> systems, which then handle the itneraction with the underlay network
> through the mechanisms proposed in the definitions and framework drafts?
>
> Yours,
> Joel
>
> On 1/14/2021 9:08 PM, peng.shaofu@zte.com.cn wrote:
> >
> > A little comment:
> >
> >
> > It seems that the definition document only support that the realization
> > of IETF network slice is triggered by the consumer through the interface
> > to NSC with specific SLO. I think it is not enough. Please see if it is
> > needed to support the case for a network device (the headend) to
> > explicitly request a slice on demand, and request a connection path
> > within the specific slice on demand.
> >
> >
> > Regards,
> >
> > PSF
> >
> >
> > 原始邮件
> > *发件人:*VishnuPavanBeeram
> > *收件人:*TEAS WG;
> > *抄送人:*TEAS WG Chairs;
> > *日 期 :*2021年01月04日 22:02
> > *主 题 :**[Teas] WG adoption -
> > draft-nsdt-teas-ietf-network-slice-definition*
> > _______________________________________________
> > Teas mailing list
> > Teas@ietf.org
> > https://www.ietf.org/mailman/listinfo/teas
> >
> > All,
> >
> > This is start of a two week poll on making
> > draft-nsdt-teas-ietf-network-slice-definition-02 a TEAS working group
> > document.
> > Please send email to the list indicating "yes/support" or "no/do not
> > support". If indicating no, please state your reservations with the
> > document. If yes, please also feel free to provide comments you'd
> > like to see addressed once the document is a WG document.
> >
> > The poll ends January 18th.
> >
> > Thanks,
> > Pavan and Lou
> >
> >
> >
> > _______________________________________________
> > Teas mailing list
> > Teas@ietf.org
> > https://www.ietf.org/mailman/listinfo/teas
> >
>
> _______________________________________________
> Teas mailing list
> Teas@ietf.org
> https://www.ietf.org/mailman/listinfo/teas